Step-by-step explanation:
(X¹, Y¹) = (2, 8) (X², Y²) = (4, 6)m = (Y² - Y¹)/(X² - X¹)
m = (6 - 8)/(4 - 2)
m = -2/2 = -1
Need help with this math question 30 points correct answers only pls
its the third answer
Step-by-step explanation:
and its only 5 points not 30
the third one is the answer
what is the slipe of the line that passes through the two points (3,-4) and (5,8)
Answer:
m=6
Step-by-step explanation:
Using the slope formula-
m=8+4/5-3
m=12/2
m=6
Answer:
6
Step-by-step explanation:
slope =∆y
∆x
=8--4/5-3
=6
Will mark Brainliest
Answer:
The answer is d for problem 3
Step-by-step explanation:
I hope this helps now have a good and blessed day.
50 Points! Multiple choice geometry question. Photo attached. Thank you!
The coordinates of vertex D in the parallelogram are (-7, -10).
We have,
To find the coordinates of vertex D of the parallelogram, we need to use the properties of a parallelogram.
One of these properties states that opposite sides of a parallelogram are parallel and have equal lengths.
Given that A = (8, 2), B = (6, -4), and C = (-5, -4), we can find the coordinates of D as follows:
Find the vector representing one of the sides of the parallelogram.
We can use the vector AB.
Vector AB = (x-coordinate of B - x-coordinate of A, y-coordinate of B - y-coordinate of A)
= (6 - 8, -4 - 2)
= (-2, -6)
Add this vector to point C to find the coordinates of D.
Coordinates of D = (x-coordinate of C + x-coordinate of AB, y-coordinate of C + y-coordinate of AB)
= (-5 - 2, -4 - 6)
= (-7, -10)
Therefore,
The coordinates of vertex D are (-7, -10).
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The ESS Ravens bought pizza for $900 to sell at the football game. They kept 10 pizzas to feed the players after the game and sold the rest for $1040. There were 8 slices in each pizza. Their profit was 50 cents a slice.
a) How many pizzas were in the original order?
Answer: 45
Step-by-step explanation:
The total profit in all was \(1040-900=\$ 140\).
The total profit per pizza was \((0.50)(8)=\$4\).
This means they sold \(\frac{140}{4}=35\) pizzas.
Adding this to the 10 pizzas held back, there were \(35+10=45\) pizzas in the original order.
Please help I don’t understand
Write the equation for the inverse of the function. y=Arctan (x+pi/2)
Answer:
the answer is B
Step-by-step explanation:
Please help i will do anything
Answer:
i think it is not a function
Step-by-step explanation:
if you mirror it or use the vertical line test it would't come out the same
Find the slope
1) Through: (4,-3) and (-2,5)
2) Through: (2,-1) and (0,-4)
Answer:
1) \(\frac{4}{-3}\)
2) \(\frac{3}{2}\)
Step-by-step explanation:
To find the slope, we can use the slope formula:
\(\frac{y2 - y1}{x2 - x1}\)
1. Through (4,-3) and (-2,5):
Slope = \(\frac{5 - (-3)}{-2 - 4}\)
Slope = \(\frac{8}{-6}\)
Simplified to: \(\frac{4}{-3}\)
2. Through (2, -1) and (0, -4)
Slope = \(\frac{-4 - (-1)}{0 - 2}\)
Slope = \(\frac{-3}{-2}\)
Slope = \(\frac{-3}{-2} \cdot \frac{-1}{-1} = \frac{3}{2}\)
Meaning that the slope of 1) is \(\frac{4}{-3}\) and the slope of 2) is \(\frac{3}{2}\).
Hope this helps!
if 2:7 is expressed in the form for 4. Find the value of x.
Answer:
x = 14
Step-by-step explanation:
Given that,
2:7 is expressed in the form for 4:x.
We need to find the value of x.
2:7 must be equated to 4:x.
So,
\(2:7=4:x\\\\or\\\\\dfrac{2}{7}=\dfrac{4}{x}\\\\x=\dfrac{7\times 4}{2}\\\\x=14\)
So, the value of x is equal to 14.
Given: m || n and p is a transversal
Prove: mAngle2 = mAngle7
Horizontal and parallel lines m and n are cut by transversal p. On line m where it intersects line p, 4 angles are created. Labeled clockwise, from uppercase left, the angles are: 1, 2, 4, 3. On line n where it intersects line p, 4 angles are created. Labeled clockwise, from uppercase left, the angles are 5, 6, 8, 7.
What is the missing reason in the proof?
Statement Reason
1. m || n and p is a transversal 1. given
2. ∠2 ≅ ∠3 2. ver. ∠s theorem
3. m∠2 = m∠3 3. def. of congruent
4. ∠3 ≅ ∠7 4. corr. ∠s theorem
5. m∠3 = m∠7 5. def. of congruent
6. m∠2 = m∠7 6. ?
corresponding angles theorem
alternate interior angles theorem
transitive property
subtraction property
Answer:
Transitive property
Step-by-step explanation:
Given:
1. m || n and p is a transversal 1. given
2. ∠2 ≅ ∠3 2. ver. ∠s theorem
3. m∠2 = m∠3 3. def. of congruent
4. ∠3 ≅ ∠7 4. corr. ∠s theorem
5. m∠3 = m∠7 5. def. of congruent
6. m∠2 = m∠7 6. ?
Note:
Transitive property states that: If a = b and b = c, then a = c.
Solve:
2. ∠2 ≅ ∠3 ⇒ 2. ver. ∠s theorem
5. m∠3 = m∠7 ⇒ 5. def. of congruent
These statement to make use of the transitive property reason or proof.
∴ 6. m∠2 = m∠7 ⇒ 6. transitive property
Hence, the answer is Transitive property.
~Lenvy!~
Answer:
C: Transitive Property
Step-by-step explanation:
Edge 22
Of the 32 students in Joe's class, 8 students ride their bikes to school, 5 walk to school, 4 get a ride to school in a car, and 15 take the bus to school. What is the experimental probability of choosing a student who walks to school?
The experimental probability of choosing a student who walks to school is given by 0.15625 or 15.625%.
Given data ,
The experimental probability of choosing a student who walks to school can be calculated by dividing the number of students who walk to school by the total number of students in Joe's class.
Number of students who walk to school = 5
Total number of students in the class = 32
Experimental probability = Number of students who walk to school / Total number of students
= 5 / 32
P = 0.15625
Hence , the experimental probability of choosing a student who walks is 0.15625 or 15.625%.
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Tom makes jewelry boxes containing drawers of equal size. The number of drawers in three different jewelry boxes and the corresponding total volumes of the drawers are shown in the table below. Write an equation for the relationship between the number of drawers in the jewelry box, X, and the total volume of the drawers in the jewelry box, V. Use your equation to determine the number of drawers in a jewelry box with a total volume of 12 cubic inches. Show your work.
Answer:
Step-by-step explanation:
Which shape has 5 faces, 8 edges and 5 vertices?
Answer:
Square pyramid
Step-by-step explanation:
It do that the thing okay yes
Answer:
Square-based pyramid,
Step-by-step explanation:
A pyramid itself has 5 faces.
8 edges connecting the faces,
5 vertices where the faces meet at a point/end.
What is the reclusive rule for this geometric sequence? -64, -16, -4, -1
Answer:
See below ~
Step-by-step explanation:
Finding the common ratio (r)
Divide a term by the term precedes (follows) itr = -16/-64r = 1/4r = 0.25 [Blank 1 answer]First term (a₁)
The first term in the sequence is the term from which the sequence startsa₁ = -64 [Blank 2 answer]Kevin has a ratio of 2 wrong answers to 7 correct answers on his math test. If he got 6 questions wrong, then how many did he answer correctly
Answer:
21
Step-by-step explanation:
2:7 Ratio
Since he got 6 wrong it 6:?
6/2 = 3
3*7=21
6:21
He got 21 right
Find the polar coordinates of rectangular coordinates (-√2,1). Limit θ to the interval [0,2pi) and round 2 dceimal places if needed
The point (-√2,1) can also be represented as (√3, 5.18) in polar coordinates.
To find the polar coordinates of the rectangular coordinates (-√2,1), we can use the following formulas:
r = √(x² + y²)
θ = tan^⁻1(y/x)
Plugging in the given values of (-√2,1), we get:
r = √((-√2)² + 1²) = √(2 + 1) = √3
θ = tan^⁻1(1/(-√2)) ≈ 2.0344 radians
Note that since the point (-√2,1) is in the second quadrant, we need to add π to the value of θ obtained from the inverse tangent in order to obtain an angle in the interval [0,2π). Thus, we have:
θ ≈ 2.0344 + π ≈ 5.1779 radians
Rounding to 2 decimal places as needed, we get the polar coordinates of (-√2,1) as (r,θ) ≈ (√3, 5.18).
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Macys is having a sale on all shoes, if I buy a pair of boots that are $125 but are now 30% off what is the sale price of the boots?
PLEASE HELP WILL GIVE BRAINLIST
Answer:
greater than or equal to
Step-by-step explanation:
One brand of cola co fizz is sold in packs of 4*500ml for 2.50 another brand colo is sold in packs of 10 330mlfo $2 which brand is more expensive
Based on the given information, the second brand, Cola, is the more affordable option in terms of cost per milliliter compared to Co Fizz.
To determine which brand of cola is more expensive, we need to compare the cost per unit volume for each brand.
For the first brand, Co Fizz, a pack contains 4 bottles, and each bottle has a volume of 500 ml. The cost of the pack is $2.50. Therefore, the total volume in a pack is 4 * 500 ml = 2000 ml. To find the cost per milliliter (ml), we divide the total cost by the total volume: $2.50 / 2000 ml = $0.00125 per ml.
For the second brand, Cola, a pack contains 10 bottles, and each bottle has a volume of 330 ml. The cost of the pack is $2. Therefore, the total volume in a pack is 10 * 330 ml = 3300 ml. To find the cost per milliliter (ml), we divide the total cost by the total volume: $2 / 3300 ml ≈ $0.000606 per ml.
Comparing the two brands, we can see that the cost per milliliter for Co Fizz is $0.00125, while the cost per milliliter for Cola is approximately $0.000606.
Since the cost per milliliter for Co Fizz is higher than the cost per milliliter for Cola, it can be concluded that Co Fizz is more expensive in terms of price per unit volume.
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Which of the following could be the equation of the function below?
On a coordinate plane, a curve crosses the y-axis at y = negative 3. It has a maximum at y = 1 and a minimum at y = negative 3. It goes through 1 cycle at pi.
y = negative 2 cosine (4 (x + pi)) minus 1
y = 2 cosine (x + pi) + 1
y = negative 2 cosine (2 (x + pi)) minus 1
y = 2 cosine (4 (x + pi)) + 2
Answer:
y = negative 2 cosine (2 (x + pi)) minus 1
Step-by-step explanation:
The amplitude of the trig function will be half the difference of the minimum and maximum, so is ...
A = (1 -(-3))/2 = 2
The coefficient of x is 2π divided by the period, so is ...
B = (2π)/π = 2
The vertical offset is the average of the maximum and minimum:
C = (1 +(-3))/2 = -1
Since the extreme negative value is at x=0, this can be the opposite of the cosine function:
y = -A·cos(Bx) +C
The answer choices have a horizontal offset of pi, which does nothing, since the period is pi.
y = -2cos(2(x+π)) -1
Answer:
C on E2020.
Step-by-step explanation:
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MATH
BOARD
Model the product on the grid. Record the product.
1. 3 X 13 =
2. 5 >
Find the product.
Using the grid model, the product of 3 and 13 is 39
Product refers to the result of multiplying two or more numbers or quantities together. It is a fundamental operation in arithmetic and algebra. When multiplying two numbers, the product is obtained by adding together a number of copies of one of the numbers, equal to the value of the other number.
Given, two numbers 3 and 9, and a grid.
To determine the product of 3 and 13 just count all the grids covered in 3 rows up to 13 columns or adding 3 for 13 times will result in 39.
Count the grids covered in a red box attached in the image below.
3+3+3+3+3+3+3+3+3+3+3+3+3=39
So, the product of 3 and 13 is 39.
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What is the value of x?
Answer:
36°
Step-by-step explanation:
Angles in a triangle add up to 180°.
\(x=180-65-79\)
\(x=36\)
Answer: 36°
Step-by-step explanation:
The triangle is 180° total. Since we know this, we can find the missing angle.
65+79+x=180
144+x=180
x=36
Suppose that the function g is defined, for all real numbers, as follows. Find g(-5) ,g (-2), and g(-1)
If the function g(x) is defined for all real-numbers, then the value of g(-5) is 7/2, g(-2) is -1 and g(-1) is 0.
A piecewise function is a function that is defined by different rules or formulas on different parts of its domain. The piecewise function "g(x)" is given as :
g(x) = {-(1/2)x + 1, for x<-2
= {-(x+1)², for -2≤x≤1
= {4 for x>1
We have to find the value of g(-5) ,g (-2), and g(-1),
For x = -5, the number -5 is less than -2, so the first function "-(1/2)x + 1" will be used,
⇒ g(-5) = -(1/2)(-5) + 1 = 5/2 + 1 = 7/2,
For x = -2, the number -2 lies in the interval "-2≤x≤1", so second function
"-(x+1)²" will be used,
⇒ g(-2) = -(x+1)² = -(-2+1)² = -(-1)² = -1,
For x = -1, the number -1 lies inn the interval "-2≤x≤1", so second function "-(x+1)²" will be used,
⇒ g(-1) = -(x+1)² = -(-1+1)² = -(0)² = 0,
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El mayor es Novecientos mil cuatrocientos ochenta y nueve , y cuarenta mil dos
El número "Novecientos mil cuatrocientos ochenta y nueve" se representa como 900,489 en notación numérica.
Por otro lado, el número "cuarenta mil dos" se representa como 40,002.
Si estamos buscando determinar cuál de estos dos números es mayor, podemos comparar las cifras en cada posición.
Comenzando desde la izquierda, el primer dígito de 900,489 es 9, mientras que el primer dígito de 40,002 es 4.
Dado que 9 es mayor que 4, podemos concluir que 900,489 es mayor que 40,002.
En general, al comparar números, se debe observar cada posición en orden de mayor a menor importancia.
Esto significa que el primer dígito a la izquierda es el más significativo y tiene más peso en el valor total del número.
Si los dígitos en la posición más significativa son iguales, se debe pasar a la siguiente posición hasta que se encuentre una diferencia.
En este caso, dado que el primer dígito de 900,489 es mayor que el primer dígito de 40,002, no es necesario comparar los dígitos en posiciones posteriores.
Por lo tanto, podemos concluir que el número "Novecientos mil cuatrocientos ochenta y nueve" (900,489) es mayor que "cuarenta mil dos" (40,002).
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hw to solve 6x-12/3+4=18/x
The two solutions of the equation:
(6x - 12)/3 + 4 = 18/x
Are x = 3 and x = -3
How to solve the equation?Here we have the following equation:
(6x - 12)/3 + 4 = 18/x
Notice that in the right side we have x on a denominator, then x can not be zero, so x ≠ 0.
Now, let's start by simplifying the left side:
(6x - 12)/3+ 4 = 18/x
2x - 4 + 4 = 18/x
2x = 18/x
Now we can multiply both sides by x so we get:
2x^2 = 18
Now divide both sides by 2:
x^2 = 18/2
x^2 = 9
Finally, apply the square root in both sides:
√x^2 = ±√9
x = ±3
The two solutions are x = 3 and x = -3
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A shipping company rounds up to the nearest ton to figure out shipping charges. If you want to ship 14, 700 statuettes, each weighing 15 ounces, how many tons will you be billed for?
Answer:
6.890625 Tons
Step-by-step explanation:
To get total in ounces: [(14,700 x 15) = 220,500 OZ].
To convert ounces to tons: [(220,500/32,000) = 6.890625 Tons]
Enter the coefficient in the expression -2x+9
Answer:
there is no
Step-by-step explanation:
8x100=8x10 to the second power?
I assume you're asking what this expression is to the second power.
(8*100)^2=(8*10)^2
Simplify
8 squared = 64
100 squared = 10000
8 squared = 64
10 squared = 100
Result:
64 + 10000 = 64 + 100
8x100=8x10 is false
The distribution of monthly charges for cellphone plans in the United States is approximately normal with a mean of $62 and a standard deviation of $18. What percentage of plans have charges that are less than $83.60?
About 88.49% of cellphone plans have charges that are less than $83.60.
How to determine the percentage of plans have charges that are less than $83.60?To determine the percentage of plans that have charges less than $83.60, we need to find the z-score (z) using the given mean and standard deviation, and then look up the corresponding area under the normal distribution curve.
z = (x – μ) / σ
where x = 83.60, mean, μ = 62 and standard deviation, σ = 18
Thus, the z-score of $83.60 is:
z = (83.60 - 62) / 18 = 1.2
Using a standard normal distribution table, we can find that the area to the left of z = 1.20 is 0.8849 or 88.49% (check image attached).
Therefore, about 88.49% of cellphone plans have charges that are less than $83.60.
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