Answer:
idk
Step-by-step explanation:
Answer:
-4/5
Step-by-step explanation:
over 4 to the left up 5
Alex’s coach needs to buy 30 jersey costs $29. How much will the total cost for the 30 jerseys be
He needs to buy 30 jerseys and each jersey costs $29. Therefore, to find how much will the total cost will be, we need to to de the next operation:
Total cost = jerseys cost * amount need of jerseys
Therefore:
Total cost = 29* 30 - This is the equation
Total cost =870
Hence, the total cost will be $870.
The point of concurrence of perpendicular bisectors of the sides of a triangle is known as ___________ .
A. circumcentre
B. incentre
C. collinear point
D. centroid
The point of concurrence of perpendicular bisectors of the sides of a triangle is known as the circumcentre (option A).
The circumcentre is the center of the circumcircle, which is the circle that passes through all three vertices of the triangle. The circumcentre is equidistant from the three vertices of the triangle, and it lies on the perpendicular bisectors of the triangle's sides.
The perpendicular bisector of a side of a triangle is a line that is perpendicular to the side and passes through its midpoint. When the perpendicular bisectors of all three sides of a triangle intersect at a single point, that point is the circumcentre. It is important to note that not all triangles have a circumcentre.
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The win to loss ratio for baseball is 5:6. For numbers 2a-2d, circle YES or NO to indicate whether each total number of wins, losses, or games is possible for the baseball team
What does it mean in this situation if the average rate of change is negative? a. it means that the median age of a man at the time of his first marriage is increasing. b. it means that the median age of a man at the time of his first marriage is decreasing. c. it means that the median age of a man at the time of his first marriage has a constant rate of change. d. there is no way to determine the average rate of change in this situation.
If the situation shows an average rate of change that is negative then it means that b. it means that the median age of a man at the time of his first marriage is decreasing.
What does a negative rate of change show?A negative rate of change means that the variable being investigated is decreasing as time goes on.
As the variable in this case seems to be the median age of a man at the time of his first marriage, it means that this median age is decreasing as time goes on.
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Stephanie started selling earrings online at a handmade shop. She makes a profit of $8.50 on each pair of earrings. If she wants to make a profit of no less than $765 this month, how many pairs of earrings does she need to sell? Write and solve am inequality to model this situation
\(b. \: 8.50x > 765\)
\(a. \: 8.50x < 765\)
\(c. \: 8.50x \leq765\)
\(d. \: 8.50x \geq765\)
Answer:
she needs to sell 243 of them
Step-by-step explanation:
hope this helps
What are two ways to generate fractions equivalent to a given fraction? Choose the correct answer below.
Question content area bottom
Part 1
A.
Multiply the numerator by a nonzero number or divide the denominator by a nonzero number.
B.
Multiply or divide the numerator and denominator by the same nonzero number.
C.
Add to or subtract from the numerator a nonzero number, but keep the denominator the same.
D.
Add to or subtract from the numerator and denominator, the same nonzero number.
The two ways to generate fractions equivalent to a given fraction include:
A Multiply the numerator by a nonzero number or divide the denominator by a nonzero number.
B..Multiply or divide the numerator and denominator by the same nonzero number.
How to illustrate the fraction?It should be noted that equivalent fractions simply means the fractions that are the same when reduced to their lowest terms.
It should be noted that multiplying the numerator by a nonzero number or divide the denominator by a nonzero number as.also.doung the same for the numerator and denominator by the same nonzero number will given an equivalent fraction.
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Test for relative maxima and minima. Use the second-derivative test, if possible. \[ y=x^{3}-12 x+3 \] Select the correct choice below and, if necessary, fill in the answer box(es) to complete your ch
In this the correct choice is: D. There are no relative maxima and no relative minima.
The given function is y = \(x^{3}\) - 12x + 3. To find the relative maxima and minima, we need to calculate the first and second derivatives of the function.
First, let's find the first derivative: y' = 3\(x^{2}\) - 12
Now, let's find the second derivative: y'' = 6x
To apply the second-derivative test, we need to determine the critical points by setting the first derivative equal to zero and solving for x:
3\(x^{2}\) - 12 = 0
\(x^{2}\)- 4 = 0
(x - 2)(x + 2) = 0
From this equation, we find that x = 2 and x = -2 are the critical points.
Now, let's evaluate the second derivative at these critical points:
y''(2) = 6(2) = 12
y''(-2) = 6(-2) = -12
Since the second derivative at x = 2 is positive (12 > 0) and the second derivative at x = -2 is negative (-12 < 0), the second-derivative test tells us that there are no relative maxima or minima. Therefore, the correct choice is D. There are no relative maxima and no relative minima for the given function.
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The complete question is:
Test for relative maxima and minima. Use the second-derivative test, if possible. y=x3 - 12x + 3 Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice. O A. The relative maxima occur at x = 2. The relative minima occur at -2. (Type integers or simplified fractions. Use a comma to separate answers as needed.) The relative maxima occur at x=-2. There are no relative minima. (Type an integer or a simplified fraction. Use a comma to separate answers as needed.) O C. The relative minima occur at x = 2 . There are no relative maxima. (Type an integer or a simplified fraction. Use a comma to separate answers as needed.) OD. There are no relative maxima and no relative minima.
x + 3(2x - 5) = 4x – 12
Answer:
X is 9
X+6x-15=4x+12
3x-15=12
3x=27
x=9
SO x is 9
Answer:
x=9
Step-by-step explanation:
x + 3(2x - 5) = 4x – 12
distrubute left side
3 times 2x; 3 times -5
x+6x-15=4x-12
add like terms
x+6x
7x-15=4x-12
get all variables on the same side
7x-15=4x-12
-4x -4x
3x-15=12
add 15 to both sides
3x-15=12
+15 +15
3x=27
divide by 3 on both sides
3x/3=27/3
x=9
You may need to use the appropriate appendix table to answer this question. Suppose that the mean daily viewing time of television is 8.35 hours. Use a normal probability distribution with a standard deviation of 2.5 hours to answer the following questions about daily television viewing per household (a) What is the probability that a household views television between 5 and 11 hours a day? (Round your answer to four decimal places.) Incorrect: Your answer is incorrect. (b) How many hours of television viewing must a household have in order to be in the top 3% of all television viewing households? (Round your answer to two decimal places.) Incorrect: Your answer is incorrect. hrs (c) What is the probability that a household views television more than 3 hours a day? (Round your answer to four decimal places.)
The probability of household views between 5 and 11 hours will be 0.7653. Number of hours needed in order to be in top 3% will be 13.03 hours. Probability of views more than 3 hours will be 0.9838.
a) The probability of television views between than 5 and 11 hours.
P( 5≤X≤11) = P[ (5-μ)/σ ≤ (X-μ)/σ ≤ (11-μ)/σ]
= P [ (5-8.35)/2.5 ≤ z ≤ (11-8.35)/2.5)
= P ( -1.34 ≤ z ≤ 1.06)
= P ( z≤ 1.06) - P(z ≤ -1.34)
Substituting values from the z-table
P ( 5≤X≤11) = 0.85543 - 0.09012 = 0.76531
Probability that household views between 5 and 11 hours is 0.7653.
b) Hours needed to be in top 3% of all households.
P( X> h) = 0.03
P[ (X-μ)/σ > (h-μ)/σ] = 0.03
P ( z >h-8.35/2.5) = 0.03
P ( z ≤ h-8.35/2.5) = 0.97
From the table
(h - 8.35)/ 2.5 = 1.87
h = (1.87× 2.5) + 8.35
= 13.025 = 13.03 hours
So if the viewing time is more than 13.03, the household will be in the top 3%.
c) Probability of viewing more than 3 hours
P(X> 3) = P[ (X-μ)/σ > (3-μ)/σ]
= P( z < -2.14) = 0.9838
So probability the household will have views more than 3 hours will be 0.9838.
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How do you do these?
Answer:
a. 10^- 3
b. 10^- 7
c. 10^- 8
d. 10^- 9
e. 1 / 10^6
a.
1 / 10. 1 / 10. 1 / 10
= 1 / ( 10 x 10 x 10 )
= 1 / 1000
= 1 / 10^3
= 10^- 3
b.
1 / 10. 1 / 10. 1 / 10. 1 / 10. 1 / 10. 1 / 10. 1 / 10
= 1 / ( 10 x 10 x 10 x 10 x 10 x 10 x 10 )
= 1 / 10000000
= 1 / 10^7
= 10^- 7
c.
( 1 / 10. 1 / 10. 1 / 10. 1 / 10. )^2
= ( 1 / 1000 )^2
= ( 1 / 10^3 )^2
= ( 10^- 3 )^2
= 10^( - 3 x 2 )
= 10^- 6
d.
( 1 / 10. 1 / 10. 1 / 10 )^3
= ( 1 / 1000 )^3
= ( 1 / 10^3 )^3
= ( 10^- 3 )^3
= 10^( - 3 x 3 )
= 10^- 9
e.
( 10. 10. 10. )^- 2
= ( 10^3 )^- 2
= ( 1 / 10^3 )^2
= 1 / 10^( 3 x 2 )
= 1 / 10^6
suppose that $1,000 is deposited into an account that yields 0.85% interest, compounded annually? how much money will be in that account at the end of 4 years?
The money in the account at the end of the 4 years is $1034
What is compound interest?
Compound interest, also known as interest on principal and interest, is the practice of adding interest to the principal amount of a loan or deposit.
Now we are given that the initial amount deposited in the account is $1000
This account is giving 0.85% And we have to figure out how much amount will be there
We use compound interest formula to find the amount
\(A= P(1+r/n)^{nt}\\\\A= 1000(1+0.0085)^{4}\\A = 1000(1.034)\\A= 1034\)
Hence the amount will be after 4 years is $1034.
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The data set and dot plot display the number of questions a student missed on 8 math
quizzes. What is a correct description of the distribution?
1
3
3
5
4
3
2.
3
0 1 2 3 4 5 6 7 8 9 10
The data is skewed: the measures of center are varied.
The data is normal; the measures of center are varied.
The data is normal; the measures of center are equal.
None of the other answers are correct
The data is skewed: the measures of center are equal.
Answer:
the answer is 4
Step-by-step explanation:
a(n) ____ is a mathematical representation of an object created by a special software
A(n) MODEL is a mathematical representation of an object created by a special software.
In computer science, a model is a mathematical abstraction of a system, process, or phenomenon that is intended to be simulated or executed on a computer system. A model is used to represent a system or process as a set of mathematical equations or logical rules in order to simulate or analyze it with a computer program.
It can be a physical object, such as a car or building, or an abstract concept, such as an economic system or a social network. In general, a model can be a simple or complex representation of a real-world object or process, and it can be used for a variety of purposes, such as predicting future outcomes, testing hypotheses, or designing new systems.
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Help pls !!! Find the measure of the side indicated. Simplify your answer and write it as a whole number
Check the picture below.
O is the center of the regular octagon below. Find its area. Round to the nearest tenth if necessary. 4
The formula for the area of a regular octagon in proportion to its Apothem, which in this case is 18, is used to arrive at the following result. As a result, the area of the Octagon provided is 1,446.
How is this so?An apothem is a line from the center of a regular polygon at right angles to any of its sides.
This shape's computation utilizing solely its apothem features several curved bends. To calculate the area, we first divide the octagon into triangles.
We may get the area of the Octagon by multiplying the area of the triangles by the total number.
As a result, the area of the Octagon (A) = (1/2b*h)n.
Where b is the base
height = h
n is the number of triangles.
Remember that the total angle in a circle is 360°, thus if all the triangles are equal, we must divide 360° by 8 triangles to find the angle in each triangle's vertex.
Thus, 360°/8 = 45°
As a result, we obtain the angle of our triangle opposite the base.
Remember that the triangle is divided in two such that each triangle is a right-angled triangle.
As a result, for each right angle triangle, the angle opposite the base is given as:
45°/2 = 22.5°
So we use the rule of tangents to calculate the length of the opposite side (x):
That is to say:
x = 18 Tan 22.5°
= 18 * 0.55785173935
≈ 10.04
As a result, if x equals 10.04, the area of that triangle is
= 1/2 * 10.04 * 18 (which is 1/2bh)
= 90.3792
We may deduce from the foregoing that the Area of the triangle with the Apothem is
= 90.3792 * 2
= 180.74
Recall our formula for finding the area of the octagon:
A = (1/2bh)n
A = (108.74) *8
A = 1,445.95
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To find the area of the regular octagon with center O, divide it into smaller shapes, calculate their areas, and sum them up: (8 * side length^2) + (2 * side length^2 * √2) ≈ 11.3 * side length^2 (rounded to the nearest tenth).
To find the area of a regular octagon with center O, you can divide it into smaller shapes and then sum up their areas.
A regular octagon can be divided into eight congruent isosceles triangles and a square at the center.
Let's assume the side length of the octagon is "s."
Each of the eight isosceles triangles has two equal sides, which are also radii of the octagon, and one base.
The angle between these two radii is 45 degrees because there are 360 degrees in an octagon, and each interior angle of a regular octagon is 135 degrees (360°/8).
This makes each of the two equal angles in the isosceles triangle 67.5 degrees (half of 135 degrees).
You can find the area of one of these isosceles triangles using the formula for the area of a triangle:
Area = (1/2) * base * height
The base is "s," and the height can be calculated using trigonometry:
height = s * sin(67.5 degrees)
Now, you can find the area of one isosceles triangle:
Area of one triangle = (1/2) * s * s * sin(67.5 degrees)
There are eight such triangles in the octagon, so the total area contributed by the triangles is:
Total area of triangles = 8 * (1/2) * s * s * sin(67.5 degrees)
Next, you need to find the area of the square at the center.
The diagonals of this square are equal to the sides of the octagon (s).
The area of the square is:
Area of square = s * s
Now, add the areas of the triangles and the square to find the total area of the octagon:
Total area of octagon = Total area of triangles + Area of square
Total area of octagon = 8 * (1/2) * s * s * sin(67.5 degrees) + s * s.
Now, you can calculate the area of the octagon by plugging in the values:
Total area = 8 * (1/2) * s^2 * sin(67.5 degrees) + s^2
Using the value of sin(67.5 degrees) ≈ 0.9239 (rounded to four decimal places):
Total area ≈ 8 * (1/2) * s^2 * 0.9239 + s^2
Simplify:
Total area ≈ 4 * s^2 * 0.9239 + s^2
Total area ≈ 3.6956s^2 + s^2
Total area ≈ 4.6956s^2
Now, you can round this to the nearest tenth if necessary.
The area of the regular octagon with side length "s" is approximately 4.7s^2 square units.
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-DEFINITIONS and APPLICATION: Respond to only four (4) from the list of eight (8) concepts below. Each explanation is worth six (6 Doints. The DEFINITION and APPLICATION questions therefore in total a
DEFINITIONS and APPLICATION:
1A short answer is a concise response that directly addresses the question or prompt. It typically consists of a few sentences or a paragraph and is focused on providing a specific answer without unnecessary details or elaboration.
Example: When asked "What is the capital of France?", a short answer would be "Paris."
A 100-word response refers to providing a written explanation or description within a specific word limit of 100 words. This limitation requires the writer to be concise and selective with their information while still conveying a comprehensive understanding of the topic.
Example: If asked to describe the water cycle in 100 words, a response could include information about evaporation, condensation, precipitation, and how water moves between the Earth's surface, atmosphere, and bodies of water.
A conclusion is the final part of a written piece that summarizes the main points and provides a closing statement. It serves to wrap up the information discussed in the body of the text and leave a lasting impression on the reader.
Example: In an essay about the benefits of exercise, the conclusion may restate the key advantages, such as improved physical and mental health, increased energy levels, and reduced risk of chronic diseases, while also encouraging the reader to prioritize regular physical activity.
4. Application: In the context of these concepts, application refers to the practical use or implementation of a particular idea, theory, or skill in real-life situations. It involves taking what has been learned and using it to solve problems, make decisions, or accomplish specific tasks.
Example: If learning about the Pythagorean theorem, applying it would involve using the formula to find the length of the hypotenuse in a right triangle when given the lengths of the other two sides.
These are four of the eight concepts related to definitions and applications. Remember to provide clear explanations, relevant examples, and use a step-by-step approach when addressing each concept.
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Which is true about the functional relationship shown in the graph?
Cost of Apples
AY
110
100
90
80
Cost ($)
50
an
2
20
10
0
Weight (pounds)
For questions 1 - 8, find f-'(x), the inverse of f(x). 1. f(x)= x + 12 2. f(x)= -2 3. f(x)=2x +12 4. f(x)= 3x -4 5. f(x)= 2x + 3 6 6. f(x)=
Answer:
1) inverse: x - 12
2) inverse: 3x + 6
3) inverse: x/2 - 6
4) inverse: x/3 + 4/3
5) inverse: 3x - 3/2
6) inverse: -3x/2 + 15/2
7) inverse: x/5 - 3
8) inverse: 2x/5 + 1/5
Simplify the following expression. (-4)^4 ANSWERS: -16 16 256 -256
answer:
out of the four answers option 3 is correct
256
step-by-step explanation:
simplfiying is hard to explain lol but 256 is the answer im positive it is.
what is the volume of the cylinder?
write you answer in terms of pi
The volume of a cylinder is V=πr^2*h.
The volume of this cylinder is V=π(7)^2*12, which it V=588π.
After withdrawing $58, Mark
had $200 dollars left in his
savings account. How much
money was in the account
before the withdrawal?
Tammy already has $565 dollars in her savings account. If she puts $5 per week in her account, write and solve an inequality to find out how many weeks she must save to have at least $100 in her account. Let w represent the number of weeks.
Answer:
Since she already has $565, her goal is $665.
5 × 20 = 100
w = 20 weeks
Please help I’ll give brainliest
Answer: No is hasn't
Step-by-step explanation:
What are 2 ways to represent 3 ÷ 8
Answer:
3 ÷ 8 and 8÷3
Step-by-step explanation:
Let L = {a(^i)bbw|w ∈ {a, b} ∗ and the length of w is i}.
(a) Give two strings that are in L.
(b)Give two strings over the same alphabet that are not in
L.
(c)Give the state diagram for a determin
(a) Strings in L: "abb", "aabbb". (b) Strings not in L: "aabb", "bb".
(c) State diagram for a deterministic Turing Machine with 10 states is given below.
(a) Two strings that are in L are:
1. `abb` (Here, i = 0, and w is an empty string).
2. `aabbb` (Here, i = 2, and w = "aa").
(b) Two strings over the same alphabet that are not in L are:
1. `aabb` (Here, the length of w is 2, but there are more than two 'a's before the 'bb').
2. `bb` (Here, the length of w is 0, but there are 'b's before the 'bb', violating the condition).
(c) Here is the state diagram for a deterministic Turing Machine with 10 states that decides L:
```START --> A --> B --> C --> D --> E --> F --> G --> H --> ACCEPT
a b b a a b b a b
| | | | | | | | |
v v v v v v v v v
REJECT REJECT REJECT A E F REJECT REJECT REJECT
| | | | | | | | |
v v v v v v v v v
REJECT REJECT REJECT REJECT REJECT REJECT G H REJECT
| | | | | | | | |
v v v v v v v v v
REJECT REJECT REJECT REJECT REJECT REJECT REJECT REJECT REJECT```
In this state diagram, the machine starts at the START state and reads input symbols 'a' or 'b'. It transitions through states A, B, C, D, E, F, G, and H depending on the input symbols.
If the machine reaches the ACCEPT state, it accepts the input, and if it reaches any of the REJECT states, it rejects the input. The machine accepts inputs of the form `a^i b^bw` where the length of w is i.
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The complete question is:
Let L = {a(^i)bbw|w ∈ {a, b} ∗ and the length of w is i}.
(a) Give two strings that are in L.
(b)Give two strings over the same alphabet that are not in L.
(c)Give the state diagram for a deterministic Turing Machine that decides L. To receive full credit, your Turing Machine shall have no more than 10 states.
To increase usability in a spreadsheet, use comments, descriptive labels and?
To increase usability in a spreadsheet, you can use comments, descriptive labels, and data validation.
To increase usability in a spreadsheet, you can utilize the following techniques:
1. Comments: Comments allow you to add explanatory notes or instructions within cells. They can provide additional context or clarify the purpose of certain data or formulas. Users can view comments by hovering over the respective cell, making it helpful for collaboration and documentation.
2. Descriptive Labels: Instead of relying solely on cell references or generic labels, use descriptive labels that clearly indicate the purpose of each column, row, or range of cells. This approach enhances readability and makes it easier for users to understand the data and navigate through the spreadsheet.
3. Data Validation: Implement data validation rules to ensure the accuracy and integrity of the data entered into the spreadsheet. Data validation allows you to define constraints or conditions for input, such as numeric ranges, predefined lists, or specific text formats. It helps prevent errors and assists users in entering valid data.
4. Formatting: Properly formatting the cells, columns, and rows can greatly enhance usability. Use consistent formatting for similar types of data, apply color schemes or conditional formatting to highlight important information or trends, and adjust the column widths and row heights to optimize readability.
5. Sheet Organization: Organize the spreadsheet by using multiple sheets if needed. Group related information on separate sheets, and provide clear sheet names that reflect the content or purpose of each sheet. This helps users locate and navigate to specific sections or data within the spreadsheet.
6. Clear Instructions or Documentation: Provide clear instructions or documentation either within the spreadsheet or as separate documentation. Explain the purpose of the spreadsheet, any specific procedures or workflows, and how to interpret the data or use any embedded formulas or macros. This helps users understand the spreadsheet's functionality and ensures consistent usage.
7. Error Handling: Implement error handling mechanisms to provide informative error messages or alerts when users input incorrect or incompatible data. Clear error messages guide users in correcting their input and reduce frustration when dealing with potential errors.
By incorporating comments, descriptive labels, data validation, formatting, sheet organization, clear instructions/documentation, and error handling, you can significantly enhance the usability of your spreadsheet and make it more user-friendly for both yourself and others who interact with it.
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I need help with this problem
Answer:
\( \frac{ {b}^{2} }{ {t}^{3} } \)
I think there is an error in the choices because the answer is two repeated choices.
I hope I helped you^_^
Answer:
its A ive done it
Step-by-step explanation:
Find the first five terms of each sequence. a n = 1/2 aⁿ⁻¹ , where a₁=20
The first five terms of each sequence is 20 , 22, 24, 26 ,28.
What is a term:
In algebra, an algebraic expression is formed by a term or a group of terms together. Term in math is defined as the values on which mathematical operations occur in an algebraic expression.
Now , the mathematical expression.
a1 =20 an =an−1 +2,n>1
putting n=2 a2 =a2−1+2 =a1+2 =20+2=22
h=3 a3 =a3−1 +2 =a2+2 =22+2=24
x=4 a4 =a4−1+2 =a3 +2 =24+2=26
n=5 a5 =a5−1 +2 =a4+2 26+2=28
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A radio station had 228 tickets to a concert. They gave away 5 times as many tickets to listeners as to employees. How many tickets did they give away to employees?
a. 6
b.5
c.38
d.43
plz explain i don't get it
How do you find the vertical asymptote of an exponential function?
There is no the vertical asymptote of given exponential function.
How to find the vertical asymptote of an exponential function?Consider the fact that the exponential function's domain is x ∈ R in order to identify its vertical asymptote. There is thus no value of x for which y is not true. Therefore, there is no vertical asymptote for the exponential function.
Assume that x is the variable and that f(x)=ax is an exponential function.
So let's determine the domain for x; it is x ∈ R for an exponential function, where R is the set of real numbers.
As a result, the exponential function has no vertical asymptote (as there is no value of x for which it would not exist).
However, the horizontal asymptote occurs at y=0 as lim ax=0 if we talk about it. x→∞
As a result, the exponential function has no vertical asymptote.
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