Polynomial Review #2

Multiply:
5x (3x² + 2x - 7)

• 15x³ + 10x² - 35x
• 60x³
• 8x³ + 7x² - 12x
• 15x² + 10x - 35x

Classify by number of terms:
3x³ – 6x

• Monomial
• Binomial
• Trinomial
• 4-Term Polynomial

How many terms are in this polynomial?

2x³ - 8x² + 3x - 7

• 7

• 1

• 4

• 2

Simplify by combining like terms:
4x² - 3x + 11 -2x

• 4x² - 5x + 11
• 11x + 11
• 16x² - 5x + 11
• 10x²

Add the polynomials.
(4x + 2) + (3x - 8)

• 7x - 6
• 12x - 16
• 12x + 16
• 12x² - 26x - 16

Subtract the polynomials.
(8x + 5) - (4x + 3)

• 4x + 2
• -4x - 15
• 32x² + 44x + 15
• 4x + 15

Simplify the expression
7k³(4k² - 3)

• 28k⁵ - 21k³
• 28k⁶ - 21k³
• 11k⁵ + 4k³
• 8k - 4

Simplify:
3x(5x² - 7x - 8)

• x² - 19x - 2x
• 15x³ - 21x² - 24x 
• 6x³ + 7x² - 13x + 8
• 5x³ - 19x² - x - 8

A polynomial with ONE term is called a

• monomial

• binomial

• trinomial

• none of the above

A polynomial with TWO terms is called a

• monomial

• binomial

• trinomial

• none of the above