Quiz about Multiplying Polynomials Different Methods

Question 1

Which of these methods is commonly used when MULTIPLYING polynomials

Accepted Answer

FOIL method

Answer

SOIL method

Answer

Number Theory

Answer

Set Theory

Question 2

Write the expanded (general) form of the product (x+3)(x+6).

Accepted Answer

x2+9x+18

Answer

x2+18x+9

Answer

x2+18x+18

Question 3

Multiply

(2x +1) (x - 3)

Accepted Answer

$$2x^2-5x-3$$

Answer

$$2x^3-4x+3$$

Answer

$$2x+5x-3$$

Answer

Question 4

(x +2)(x + 3)

Accepted Answer

x² + 5x + 6

Answer

x² + x + 6

Answer

x² + 5x + 5

Answer

x² + 6x + 6

Question 5

Multiply binomials using box method (2x +1) (x - 3).

Accepted Answer

2x² -5x -3

Answer

2x³ -4x +3

Answer

2x + 5x -3

Answer

2x -6x + 2

Question 6

Multiply

(3n-4)(3n-4)

Accepted Answer

$$9n^2-24n+16$$

Answer

$$3n^2-4x+8$$

Answer

$$n^2-24n+16$$

Question 7

When Multiplying Polynomials like (x - 2) (x + 9) which methods can you use? Choose ALL that are correct.

Accepted Answer

Box Method

Accepted Answer

Distributive Property

Accepted Answer

Area Model

Answer

PEMDAS

Question 8

Hint: multiply the two sides.

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 9

(5x+2y)(x²-3xy+6)

Accepted Answer

5x³ - 13x²y -6xy² - 30x +12y²

Answer

5x³- 17x²y - 6xy²-30x +12y²

Answer

5x³+ 17x²y -6xy² - 30x +12y²

Answer

5x³ +13x²y - 6xy - 30x + 12y²

Question 10

Find the area of a rectangle with length (x-5) and width (3x+1).

Hint: multiply the two sides.

Accepted Answer

3x2-14x-5

Answer

3x2+16x-5

Answer

3x2-14x+5

Question 11

(x + 7)(x + 9)

Accepted Answer

x² + 16x + 63

Answer

x² + 63x + 16

Answer

x2 + 79

Answer

x² + 16x + 2

Question 12

Which of the following could be the correct set up for the Box Method when multiply (x + 3) (2x - 4) _{(click on the question to see the image in the background...yes we usually use the right side)}

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 13

Question 13.

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Question 14

Select the expanded form of the expression:

(x²) (x³)

Accepted Answer

x5

Answer

x23

Answer

x6

Answer

x8

Question 15

Simplify

5x (-3x + 5)

Accepted Answer

-15x² + 25x

Answer

-8x² + 10x

Answer

15x2 + 25

Answer

-15x + 25

Question 16

when do you use the box method?

Accepted Answer

when multiplying polynomials

Answer

when adding polynomails

Answer

when subtracting polynomails

Question 17

When you multiply polynomials you do what with the exponents?

Accepted Answer

add

Answer

subtract

Answer

multiply

Answer

divide

Multiplying Polynomials Different Methods

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