Multiplying Polynomials

Multiply.
(x + 2)(x + 3)

• x² + 5x + 6
• x² + x + 6
• x² + 5x + 5
• x² + 6x + 6

Simplify:
2x (-2x - 3)

• -4x - 3
• x² - 3
• -4x² - 6x
• -4x - 6

(5x+2)(x²-3x+6)

• 5x³ - 17x² +24x +12
• 5x³ + 17x² - 24x +12
• 5x³ - 13x² + 24x +12
• 5x³ +13x² - 24x - 12

Find the product.

(x - 2)²

• x² + 2x + 2x + 4

• x² + 2x + 2

• 7x² + x + 7

• x² - 4x + 4

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

• 3x²+16x-5
• 3x²-14x+5
• 3x²-14x-5

(3x − 6)(7x + 7)

• 21x² − 63x + 42
• 21x² − 21x − 42
• 21x² − 42
• 21x² + 63x + 42

Choose the correct answer below.

• $A=3x^2+9x-5$

• $A=5x^2-x+7$

• $A=3x^2-x+7$

• $A=5x^2+9x-5$

Find the volume of the rectangular prism with length ( x + 2) width ( x - 4) and height ( 2x + 1).  (HINT: V = lwh)

• x² -8x
• x² -2x -8
• 2x³-3x² -18x-8
• 2x³ -8