Multiplying large polynomials

Multiplying large polynomials

Use the distributive property to multiply each term from the first by each term on the second polynomial.

Example 1:  $(2x^2-3x)(5x^2+2x-3)$  

Example 2:  $(3x^2+5x+1)(4x^2-2x+1)$  

Example 3:  $(-4x^2+3x-2)(7x+5)$  

Multiple Choice

(x-3)(x²+2x+7)

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

Multiple Choice

(5x+2)(x²-3x+6)

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

Multiple Choice

Simplify the expression.
-3x²( 7x² - x + 4)

• -21x⁴ + 3x³ -12x²
• 7x² - x + 4 (-3x²)
• 21x⁴ + 3x³ + 12x²
• -12x² + 3x³ -21x⁴