Answer:
The answer is 6/8
Step-by-step explanation:
6/8 is the only logical answer because you need to have an answer that is less than one, 8/6 evens out to 1 1/3, 6/2 evens out to 3, and 8/4 evens out to 2. 6/8 is the only fraction that is less than one.
Answer:
its 6/8
Step-by-step explanation:
62,53,44,35
find a20
Answer:
a20 = -108
Step-by-step explanation:
53 - 62 = -9
44 - 53 = -9
35 - 44 = -9
Then the intervall is -9
The first number is 63
63 + (19*-9) = 63 - 171 = -108
solve pls brainliest
Answer:
38
Step-by-step explanation:
40 x 95/100 = 38
95 is the amount
40 is the percent that this item is off by
100 is the maximum percent the item can be off by
Another example to prove this
40 percent * 95 =
(40:100)* 95 =
(40* 95):100 =
3800:100 = 38
Brainliest question please help me now plz
Answer:
B
Step-by-step explanation:
trust me bro i gotchu
4 x + 2 + x = blank x – 19
The result of the equation 4 x + 2 + x = x – 19 is - 5.25.
The definition of an equation in algebra is a mathematical statement that demonstrates the equality of two mathematical expressions. For instance, the equation 3x + 5 = 14 consists of the two equations 3x + 5 and 14, which are separated by the 'equal' sign.
There are two kinds of equations: identities and conditional equations. An identity is true for all values of the variables.
Given equation -
4 x + 2 + x = x – 19
Simplify the equation
5x + 2 = x - 19
5x - x = -19 - 2
4x = -21
x = -21 / 4
x = -5.25
Hence, -5.25 is the answer to the equation 4 x + 2 + x = x - 19.
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Which pair of complex numbers has a real-number product?
O (1 + 2i) (8i)
0 (1 + 2i) (2 - 5i)
O (1 + 2i) (1 – 2i)
O (1 + 2i)(4i)
Answer:
(1 + 2i)(1 - 2i)
Step-by-step explanation:
Multiplying a complex number and its conjugate results in a real number.
Thus
1 + 2i and 1 - 2i are conjugates
(1 + 2i)(1 - 2i) ← expand using FOIL
= 1 - 2I + 2I - 4I² [ note i² = - 1 ]
= 1 - 4(- 1)
= 1 + 4
= 5 ← a real number
Answer:
C
Step-by-step explanation:
C
The pyramid has a base that is a right triangle with side lengths 3 feet , 4 feef , 5 feet. It’s height is 6 feet. What
Answer:
12 ft ^3
Step-by-step explanation:
I assume you are looking ofr the volume of this pyramid
V = 1/3 base area * height
base area = area of 3-4-5 triangle = 1/2 * 3 * 4 = 6 ft^2
so Volume is :
1/3 * 6 * 6 = 12 ft^3
If 25 workers can pick 100 flats of strawberries per hour, then average product is?
Based on the information provided, the average product is 4 (four) flats of strawberries per hour and per worker.
What is an average?The average refers to the number representing the mean in a set of values. This number is obtained by adding all numbers and dividing the total by the number of values.
How do you find the average in this case?The best way to find the average or the total of flats of strawberries picked by each worker each hour is to divide the total of flats collected by the number of workers. Below you can find the process:
100 flats of strawberries / 25 workers4 flats of strawberries per workerThis means the average of the products is four flats of strawberries per worker each hour.
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simplify 2(x - 4) + 9
Answer: 2x + 1
Step-by-step explanation:
We will simplify this expression down to it's lowest terms.
Given:
2(x - 4) + 9
Distribute:
2x - 8 + 9
Combine like terms:
2x + 1
Evaluate each expression for the given variable
34 + 4/9w for w = -1/2
a
32 and 5/8
b
33 and 7/9
c
26 and 2/7
d
29 and 2/3
Answer:
B
Step-by-step explanation:
The value of expression 34 + 4/9 w at w = -1/2 is \(33\frac{7}{9}\)
What is an expression?The definition of an expression in maths is a statement composed of terms and operations.
Given an expression, 34 + 4/9 w
Put w = -1/2
34 + 4/9*(-1/2)
= 34 - 2/9
= 304/9 = \(33\frac{7}{9}\)
Hence, The value of expression 34 + 4/9 w at w = -1/2 is \(33\frac{7}{9}\)
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Find the equation of the line that is perpendicular to the line 3z-y=-5 and passes through the point (7, -2)
Show work for the calculations without graphing, and choose the answer from below.
a.-x+3y=-1
b.x+3y=1
c.x-3y=-1
d.3x+y=3
To find the equation of the line that is perpendicular to the line 3z - y = -5 and passes through the point (7, -2), we need to determine the slope of the given line and then find the negative reciprocal to get the slope of the perpendicular line. Using the point-slope form, we can then find the equation of the perpendicular line.
The given line 3z - y = -5 can be rewritten in slope-intercept form as y = 3z + 5. The slope of this line is 3. The slope of a line perpendicular to it will be the negative reciprocal of 3, which is -1/3.
Using the point-slope form with the point (7, -2), we have:
y - y₁ = m(x - x₁),
where (x₁, y₁) is the given point and m is the slope of the line.
Substituting the values, we get:
y - (-2) = (-1/3)(x - 7),
y + 2 = (-1/3)(x - 7).
To simplify and bring it to standard form, we can multiply both sides by 3:
3y + 6 = -x + 7,
x + 3y = 1.
Therefore, the equation of the line perpendicular to 3z - y = -5 and passing through the point (7, -2) is x + 3y = 1. Thus, option (b) is the correct answer.
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I need help plz help me
Find the hypotenuse.
Answer:
Step-by-step explanation
b/sin(102°) =27/sin(28°)
⇔b ≈56,2548
Using sine rule of triangles, the length of the hypotenuse is 56.3 rounded to the nearest tenth
Solving Triangles using sine RuleSine rule of triangles is related using the formula :
b/sinB = a/sinAInputting values into the relation
b/sin(102) = 27/sin(28)
cross multiply
b * sin(28) = 27 * sin(102)
divide both sides by sin(28)
b = 26.40998/sin(28)
b = 56.254
Therefore, the length of b in the figure given is 56.3
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Find the monomial if the expression is a cube of that monomial (find the cube root)
-27/64a^9b^6
-0.0001a^3n+3
I can't figure this out and need helppppppppp
Answer:
first one is -3/4a^3b^2
Step-by-step explanation:
i dont know the second one and i need help on that one too im sorry
The monomial of the functions are;
1. - 3/4 a³b²
2. - 0.1 aⁿ⁺¹
What is an expression?
Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
the expression are;
1. - 27/64 a⁹b⁶
2. - 0.001 a³n³ⁿ⁺³
Now,
Solve the expression as;
1. - 27/64 a⁹b⁶
Take cube root, we get;
∛- 27/64 a⁹b⁶ = ∛ - 3 × - 3 × - 3/4×4×4 a³a³a³ b²b²b²
= - 3/4 a³b²
And, - 0.001 a³n³ⁿ⁺³
∛ - 0.001 a³n³ⁿ⁺³ = ∛-0.1×0.1×0.1 aⁿ⁺¹ aⁿ⁺¹ aⁿ⁺¹
= - 0.1 aⁿ⁺¹
Thus, The monomial of the functions are;
1. - 3/4 a³b²
2. - 0.1 aⁿ⁺¹
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Find the probability that at most 2 heads occured when 5 fair coins are tossed
Answer:
Five coins are tossed the probability of getting two heads is 5/16.
Step-by-step explanation:
I hope it will be helpful for you.
Paul sat a 2 1/2 hour exam. He finished 13/15 of the way through the exam Calculate the amount of time he had spare at the end, in minutes
Answer:
20 min
Step-by-step explanation:
Question 3 of 21
Which of the following are the domain and range that represent the inverse of
the function f(x), given the mapping diagram of f(x) below?
Answer: C
Step-by-step explanation:
The inverse of a function maps the domain onto the range.
Can someone help me with this? (Will give brainliest)
Answer:
In order, 10, 14, (7, 14), (10, 20)
Step-by-step explanation:
The slot for C - Number of Beads is 10
This is because the patern is that it is increasing by 3.
The slot for B - Length of Neclace (cm) is 14
This is because the patern is that it is X2 from the Number of Beads.
The slot for B - Ordered Pairs is (7, 14)
This is because its X value is the according Number of Beads and the Y value is the according Length of Necklace.
The slot for C - Ordered Pairs is (10, 20)
(See the explanation above)
A triangle has sides with lengths 8, 15, and 17.
Approximate the acute angles in this triangle.
Pythagoras is the sum of the square of two sides is equal to the square of the longest side. Then the acute angle of the given triangle is 28.07 degrees.
What is a right-angle triangle?It is a type of triangle in which one angle is 90 degrees and it follows the Pythagoras theorem and we can use the trigonometry function.
A triangle has sides with lengths 8, 15, and 17.
By Pythagoras theorem, we have
H² = P² + B²
17² = 8² + 15²
289 = 64 + 225
289 = 289
The dimension of the triangle satisfies the Pythagoras theorem. Hence the triangle is a right-angle triangle.
Then the acute angle will be
\(\rm \theta =Sin ^{-1} \dfrac{8}{17}\\\\\theta = 28.07^o\)
Thus, the acute angle of the given triangle is 28.07 degrees.
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Two years ago a company purchased 500 dozen pencils at 40 cents per dozen. This
year, only 75% as many pencils were purchased as were purchased two years ago, but
the price was 20% higher than the old price. What was the total cost of pencils
purchased by the company this year?
Answer:
180$
Step-by-step explanation:
First you have to find out how many pencils the company bought each year which is 6000 since they bought 500 dozens and 75% of 500 is 375 and 20% of 0.40 is 0.08 so the cost for each dozen pencils would be 180$ (Sorry if this is wrong I'm 80% sure)
Guys please help me solve this problem, yes I will mark brainliest
Given that the vertex is at (50, 1000), the max profit is $1000 when 50 items are produced
"A number is greater than or equal to -3"
Answer:
\(x \geqslant - 3\)
Step-by-step explanation:
\(x \geqslant - 3\)
heeeeelppp please, :) please
Answer:
7/6
Step-by-step explanation:
In order to find slope when you have two ordered pairs, you use this equation: (y2-y1)/(x2-x1)
In this case, when you plug them in, you get (49-7)/(42-6), which is 42/36, which is 7/6.
Hope this helped :)
a population of rabbits increases according to the formula y = 400 e0.21 t, where t is time in years and y is the number of rabbits. after how many years does the population reaches 2,123 rabbits?
it will take approximately 7.57 years for the rabbit population to reach 2,123 rabbits.
To find the number of years it takes for the rabbit population to reach 2,123 rabbits, we can set the formula equal to 2,123 and solve for t:
2,123 = 400 e^(0.21t)
Dividing both sides by 400, we get:
5.3075 = e^(0.21t)
Taking the natural logarithm of both sides, we get:
ln(5.3075) = 0.21t
Solving for t, we get:
t = ln(5.3075) / 0.21
Using a calculator, we get:
t ≈ 7.57 years
Therefore, it will take approximately 7.57 years for the rabbit population to reach 2,123 rabbits. It is important to note that this is assuming the growth rate remains constant and there are no external factors, such as predation or resource availability, that could affect the population size.
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Find the solution of this system of equations
3x + 2y = -21
-7x - 4y = 33
Enter the correct answer
a canister of cheese ball measures 12 inches high and its base has a diameter of 6 inches. what is the volume of a canister (rounded to the nearest 10
The volume of the canister is 339.1 cubic inches.
The volume of a cylinder is calculated by using the formula V=πr²h, where r is the radius of the cylinder and h is the height of the cylinder.
The radius of the cylinder is half of the diameter, so the radius of the canister is 3 inches.
Using the formula, we can calculate the volume of the canister as follows:
V = π×3²×12
V = 108×3.14
V = 339.1 cubic inches
Therefore, the volume of the canister is 339.1 cubic inches.
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N Given the data X₁ = 1, X2 = 4, X3 = 5, X4 = 8, X5 = 10, evaluate Z(X, +5). 1=2
Given the data X₁ = 1, X2 = 4, X3 = 5, X4 = 8, X5 = 10, evaluate Z(X, +5). 1=2Z(X, +5) refers to the standard score of the score X, if it is taken as the new mean of the distribution.
In other words, Z(X, +5) represents how many standard deviations X is from the new mean, which is 5. To evaluate Z(X, +5), we first need to calculate the mean and standard deviation of the data set:Mean = (1+4+5+8+10)/5 = 28/5 = 5.6Standard deviation.
To calculate the standard deviation, we use the formula: σ = √[Σ(X-μ)²/N]where Σ means "the sum of," X is the data point, μ is the mean, and N is the sample size. Plugging in the values: σ = √[(1-5.6)² + (4-5.6)² + (5-5.6)² + (8-5.6)² + (10-5.6)² / 5] = √[79.84/5] = √15.968 = 3.994 .
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please help me i don't know the problem
Answer:
see below
Step-by-step explanation:
y = 2x+2
The line is in slope intercept form
y = mx+2 where m is the slope and b is the y intercept
The line intercepts the y axis is b or 2 ( 0,2)
The slope is m = 2
It means we go up 2 and over 1 (2/1)
Starting at (0,2) , up 2 and to the right 1 is ( 1,4)
The next point would be (2,6)
A triangle has sides with lengths of 86 centimeters, 90 centimeters, and 36 centimeters. Is it a right triangle?
Step-by-step explanation:
IF it is a right traingle , then the Pythagorean theorem would apply
c^2 = a^2 + b^2 where c is the longest side
does 90^2 = 86^2 + 36^2 ???
8100 = 7396 + 1296 ???
8100 = 8692 ??? NO....it is NOT a right triangle
The equation 270 = f + 6.50(30) represents the cost of printing the shirts at a second printing company. Find the solution to the equation and state what it represents in this situation
The solution to the equation is f = 75.
The initial charge or setup cost is represented by the intercept or f.
What is the slope-intercept function?The linear function is expressed using the slope of the line and the y-intercept in the slope-intercept form. Its form is y = mx+ b where the slope is m and the y-intercept is b.Given equation: 270 = f + 6.50(30)
We must identify the equation's solution and explain what it represents in this situation.
The equation above is written in the form of a slope-intercept function where 6.50 is the gradient or slope of the function and 30 equals the number of shirts. The total cost of printing is 270.
The equation 270 = f + 6.50(30) can be solved as follows:
270 = f + 6.50(30)
⇒ f = 270 - 195 = 75
Therefore, the initial charge or setup cost is represented by the intercept or f. As a result, the setup fee is 65.
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R p, 90 degrees R 0, -90 :(-1,1)
Answer:
my answer would be
Step-by-step explanation:
(6, -2) is this what you are looking for?