Quiz about Algebra 1 - Ch. 7.2 Multiplying & Dividing Polynomials Pg. 376-7

Question 1

Problem #2

Find the product.

$$6d^4\left(-3c^3\right)$$

Accepted Answer

$$-18c^3d^4$$

Answer

$$-9c^3d^4$$

Answer

$$9c^3d^4$$

Answer

$$18c^3d^4$$

Question 2

Problem #6

Find the product.

$$-z^2\left(2z^4+10z^2-16\right)$$

Accepted Answer

$$-2z^6-10z^4+61z^2$$

Answer

$$-2z^6+10z^4-61z^2$$

Answer

$$-2z^4-10z^6+61z^2$$

Answer

$$-2z^6-10z^4+61z^3$$

Question 3

Problem #12

Find the quotient.

$$\frac{10y^2+6y^4+8y^3}{2y^2}$$

Accepted Answer

$$3y^2+4y+5$$

Answer

$$3y^3+4y+5$$

Answer

$$3y^2+4y-5$$

Answer

$$3y^2-4y+5$$

Question 4

Problem #20

Use the Distributive Property to find the product.

$$\left(a+8\right)\left(a-3\right)$$

Accepted Answer

$$a^2+5a-24$$

Answer

$$a^2+5a+24$$

Answer

$$-a^2+5a-24$$

Answer

$$2a^2+5a-24$$

Question 5

Problem #24

Use the Distributive Property to find the product.

$$\left(5s+6\right)\left(s-2\right)$$

Accepted Answer

$$5s^2-4s-12$$

Answer

$$-5s^2-4s-12$$

Answer

$$5s^3-4s-12$$

Answer

$$5s^2-4s-2$$

Question 6

Problem #26

Use a table to find the product.

$$\left(h-8\right)\left(h-9\right)$$

Accepted Answer

$$h^2-17h+72$$

Answer

$$h^2+17h+72$$

Answer

$$-h^2-17h+72$$

Answer

$$h^2-17h+73$$

Question 7

Problem #28

Use a table to find the product.

$$\left(5g+3\right)\left(g+8\right)$$

Accepted Answer

$$5g^2+43g+24$$

Answer

$$-5g^2+43g+24$$

Answer

$$5g^2+24g+43$$

Answer

$$5g^2-43g+24$$

Question 8

Problem #32

Use the FOIL Method to find the product.

$$\left(w+9\right)\left(w+6\right)$$

Accepted Answer

$$w^2+15w+54$$

Answer

$$2w+15w+54$$

Answer

$$w^2+15w+44$$

Answer

$$-w^2+15w+54$$

Question 9

Problem #34

Use the FOIL Method to find the product.

$$\left(x-4\right)\left(x+8\right)$$

Accepted Answer

$$x^2+4x-32$$

Answer

$$2x+4x-32$$

Answer

$$x^2+4x+32$$

Answer

$$-x^2+4x-32$$

Question 10

Problem #38

Use the FOIL Method to find the product.

$$\left(8-4x\right)\left(2x+6\right)$$

Accepted Answer

$$-8x^2-8x+48$$

Answer

$$-8x^2+8x+48$$

Answer

$$8x^2-8x+48$$

Answer

$$-8x-8x^2+48$$

Question 11

Problem #40

Use the FOIL Method to find the product.

$$\left(v-3\right)\left(v^2+8v\right)$$

Accepted Answer

$$v^3+5v^2-24v$$

Answer

$$-v^3+5v^2-24v$$

Answer

$$v^3-5v^2-24v$$

Answer

$$5v^3+v^2-24v$$

Question 12

Problem #44

Select a polynomial that represents the area of the shaded region.

Accepted Answer

$$p^2-2p-3$$

Answer

$$2p^2-2p-3$$

Answer

$$p^2+2p+3$$

Answer

$$-p^2-2p-3$$

Question 13

Problem #50

Find the product.

$$\left(t-2\right)\left(t^2-5t+1\right)$$

Accepted Answer

$$t^3-7t^2+11t-2$$

Answer

$$3t-14t+11t-2$$

Answer

$$-t^3-7t^2+11t-2$$

Answer

$$t^3+7t^2+11t-2$$

Question 14

Problem #52

Find the product.

$$\left(6+d\right)\left(2d^2-d+7\right)$$

Accepted Answer

$$2d^3+11d^2+d+42$$

Answer

$$6d^3+11d^2+2d+42$$

Answer

$$-2d^3+11d^2+d+42$$

Answer

$$2d^3-11d^2+d+42$$

Question 15

Problem #54

Find the product.

$$\left(6v^2+2v-9\right)\left(4-5v\right)$$

Accepted Answer

$$-30v^3+14v^2+53v-36$$

Answer

$$30v^3+14v^2+53v-36$$

Answer

$$-30v^3-14v^2+53v-36$$

Answer

$$30v^3+14v^2+53v+36$$

Question 16

Problem #56 a

MODELING REAL LIFE: The football field is rectangular.

a. Write a polynomial that represents the area of the football field.

Accepted Answer

$$\left(8x^2+1280x+12,000\right)ft^2$$

Answer

$$\left(8x^2+1280x+12,000\right)ft^3$$

Answer

$$\left(8x^2+1280x+12,000\right)ft$$

Answer

$$\left(8x^2-1280x+12,000\right)ft^2$$

Algebra 1 - Ch. 7.2 Multiplying & Dividing Polynomials Pg. 376-7

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