10-3 Multiplying Polynomials

10-3 Multiplying Polynomials

Thursday, October 22 / 2020

Multiple Choice

(x - 3)(x +10)

• x² - 7x + 13
• x² - 6x - 30
• x² + 7x - 30
• x² + 13x + 30

Multiple Choice

(x - 5)(x + 1)

• x² - 4x - 5

• x² + 6x - 5

• x² - 5x - 4

• x² - 4x - 4

Open Ended

Find the difference.

(3- 2x + 2x²) - (4x -5 +3x²)

Multiple Choice

(x + 7)(x + 9)

• x² + 63x + 16

• x² + 16x + 63

• x² + 79

• x² + 16x + 2

Multiple Choice

(x + 5)(x + 4)

• x² + x + 20

• x² + 20x + 9

• x² + 9x + 20

• x² - 9x + 54

Multiple Choice

(x +2)(x + 3)

• x² + 5x + 6

• x² + x + 6

• x² + 5x + 5

• x² + 6x + 6

Multiple Choice

Multiply

(y + 3)(y + 7)

• y² + 21

• y² + 10x + 21

• y² + 4y - 21

• 2y + 10

Multiple Choice

Multiply

(x – 1)(x + 5)

• x² + 4x + 5

• x² + 4x - 5

• x² + 14x + 5

• x² + 14x - 5

Multiple Choice

Multiply

(x - 5)(x + 1)

• x^2 - 4x - 5

• x^2 + 6x - 5

• x^2 - 5x - 4

• x^2 - 4x - 4

Multiple Choice

Multiply

(x - 3)(x +10)

• x^2 - 7x + 13

• x^2 - 6x - 30

• x^2 + 7x - 30

• x^2 + 13x + 30

Multiple Choice

Multiply

(x +2)(x + 3)

• x^2 + 5x + 6

• x^2 + x + 6

• x^2 + 5x + 5

• x^2 + 6x + 6

Multiple Choice

A pool has a length of x - 5 and a width of x + 3. What is the area of the pool?

• x² - 2x - 15

• x² - 8x + 15

• x² + 2x - 15

• x² + 8x + 15

Multiple Choice

A square has a side length of x + 4. What is the area of the square?

• x² + 16

• x² + 8x + 16

• 4x + 16

• x² - 8x + 16

Multiple Choice

What is the area for the given rectangle:

• 6x³ - 9x² + 10x - 15

• 6x² + 1x - 15

• 6x² + 4x + 4

• 6x³ + 1x² - 15x

Multiple Choice

 $\left(3a+5\right)\left(4a^2-8a-1\right)$  

•  $16a^3-20a^2+34a-14$  

•  $12a^3-4a^2-43a-5$  

•  $16a^3+56a^2-72a+20$  

•  $56a^3-34a^2+37a-42$  

Multiple Choice

(7x² - 9x)(9x⁴ - 2x³ + 3x²)

• 63x⁶ + 95x⁵ + 39x⁴ + 27x³

• 16x⁶ + 5x⁵ + 10x⁴ - 27x³

• 63x⁶ - 95x⁵ + 39x⁴ - 27x³

• 16x⁶ + 5x⁵ - 10x⁴ + 27x³

Multiple Choice

(x⁴ + 5x³)(5x⁴ - 4x³ - 5x²)

• 5x⁸ - 21x⁷ + 25x⁶ - 25x⁵

• 6x⁴ - 5x³ - 6x² + 10x

• 6x⁴ + 5x³ - 6x²- 10x

• 5x⁸ + 21x⁷ - 25x⁶ - 25x⁵

Multiple Choice

(x⁴ + 5x³)(5x⁴ - 4x³ - 5x²)

• 5x⁸ - 21x⁷ + 25x⁶ - 25x⁵

• 6x⁴ - 5x³ - 6x² + 10x

• 6x⁴ + 5x³ - 6x²- 10x

• 5x⁸ + 21x⁷ - 25x⁶ - 25x⁵

Multiple Choice

(6c⁴ - c³)(9c³ - 7c² - 3c)

• 54c⁴ - 51c³ - 11c² + 3c

• 54c⁷ - 51c⁶ - 11c⁵ + 3c⁴

• 54c⁷ + 51c⁶ + 11c⁵ + 3c⁴

• 15c⁷ - 51c³ - 11c² + 3c