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jonny [76]
2 years ago
5

Multiply this please ​

Mathematics
2 answers:
kiruha [24]2 years ago
7 0

Answer: C is the answer hope this helps!

Step-by-step explanation: Merry Christmas!

zheka24 [161]2 years ago
5 0

Answer:

A. 12x^4 + 10x^3 - 22x^2 - 15x

Step-by-step explanation:

(6x^2 - 4x - 5)(2x^2 + 3x)

2x^2 (6x^2 - 4x - 5) + 3x(6x^2 - 4x - 5)

12x^4 - 8x^3 - 10x^2 + 18x^3 - 12x^2 -15x

12x^4 + 10x^3 - 22x^2 - 15x

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Given directed line segment PR below, find the coordinates of Q on PR
g100num [7]

Answer:

(\frac{4}{3},-3)

Step-by-step explanation:

The location of a point O(x, y) which divides line segment AB in the ratio a:b with point A at (x_1,y_1) and B(x_2,y_2) is given by the formula:

x=\frac{a}{a+b}(x_2-x_1)+x_1\\ \\y=\frac{a}{a+b}(y_2-y_1)+y_1

From the graph, the location of the point is P(2, 5), R(1, -7). Let point Q be (x, y) which divides PR in ratio 2:1. Coordinates of point Q is at:

x=\frac{a}{a+b}(x_2-x_1)+x_1=\frac{2}{2+1}(1-2)+2=\frac{2}{3}(-1)+2=\frac{4}{3}   \\ \\y=\frac{a}{a+b}(y_2-y_1)+y_1=\frac{2}{2+1}(-7-5)+5= \frac{2}{3}(-12)+5=-3

Point Q is at (\frac{4}{3},-3)

5 0
3 years ago
A circle has an area of 200.96 units2 and a circumference of 50.24 units. If the radius is 8 units, what can be said about the r
AleksandrR [38]

Answer:

C. The ratio of the area to the circumference is equal to half the radius.

Step-by-step explanation:

The area of a circle can be written as;

Area A = πr^2

The circumference of a circle is;

Circumference C = 2πr

Using the formula, w can derive the relationship between the two variables.

A = kC

k = A/C

Substituting the two formulas;

k = (πr^2)/(2πr) = r/2

So,

A = (r/2)C

A/C = r/2

The ratio of the area to the circumference is equal to half the radius.

Given;

Area = 200.96

Circumference = 50.24

Radius = 8

To confirm;

k = r/2 = 8/2 = 4

Also,

A/C = 200.96/50.24

A/C = 4

6 0
3 years ago
G(x)= 3/4x+6<br> What is the value of g(12)?
gizmo_the_mogwai [7]

Answer:

G(12) = 15

Step-by-step explanation:

When doing g(x) equations, all you do is substitute the value inside the parentheses to x in the equation.

So you get 3/4(12) + 6.

Then simplify to get g(12) = 15

4 0
2 years ago
What is the total time it will take the snowball to melt completely
podryga [215]

Point-slope form

y -24 = -4/5(x -0)

Find x when y is 0 (X-intercept)

0 -24 = -4/5(x -0)

-24 = -4/5x

x = -120/-4

x = 30

Answer: A. 30 minutes

5 0
2 years ago
Write (y^2)^3 without exponents, and fill in the blank​
irinina [24]

Answer:

y*y*y*y*y*y

Step-by-step explanation:

(y^{2})^{3} = y^{6} = y*y*y*y*y*y

7 0
3 years ago
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