Multiplying polynomials

(x + 5)(x + 4)

• x² + x + 20
• x² + 20x + 9
• x² + 9x + 20
• x² - 9x + 54

(x - 3)(x +10)

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

(4x+1)(5x−2)

• 20x² + 3x − 2
• 20x² − 11x + 5
• 20x² − 18x + 2
• 20x² − 3x − 2

(3x − 6)(7x + 7)

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

Use Distributive Property to solve.

x³(2x²+3x)

• 2x⁵+3x⁴

• 2x⁶+3x³

• 5x⁹

• 5x

(x-3)(x²+2x+7)

• x³-x²+x-21
• x³+5x+13x-21
• x³-3x²+7x-21
• x²+2x-3

This polynomial:  3x² - 4x⁴ + 7x³ - 1 + 5x ,written in standard form would be

• 3x² - 4x⁴ + 7x³ - 1 + 5x
• - 4x⁴ + 7x³ + 3x² + 5x - 1 
• - 1 + 5x + 3x² + 7x³ - 4x⁴
• 7x³+ 5x - 4x⁴+ 3x² - 1