Unit 5 Review

Find the sum

(5x + 2) + (4x + 5)

• 9x -7

• -9x-11

• 9x+7

• x+7

Find the sum (x-2) and (x²+3)

• x²+x+1

• x³+5

• x³+1

• x³-1

Find the difference

(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3

• -7n² - 8n + 3

• -6n² - 8n + 3

• -7n² - 4n + 3

Find the difference

(4x²+ x) - (x²+ 2x)

• 3x² - x

• 4x² + 2x

• 3x² + 3x

• 3x² + 2x

Classify this polynomial by its degree and number of terms:  x² + 6

• Linear polynomial
• Quadratic trinomial
• Quadratic binomial
• Cubic binomial

Find the difference

(x⁵ + x³) - (6x - x³ + 6x⁵)

• -5x⁵ + 2x³ - 6x

• 7x⁵ - 6x

• -5x³ + 2x² - 6x

• -5x⁵ - 6x

Classify this polynomial by its degree and number of terms:  x² + 2x + 6

• Linear polynomial
• Quadratic trinomial
• Quadratic binomial
• Cubic trinomial

Classify this polynomial by its degree and number of terms:  x² + 6

• Linear polynomial
• Quadratic trinomial
• Quadratic binomial
• Cubic binomial

Classify this polynomial by its degree and number of terms: 4x³ y³

• Cubic monomial

• Linear binomial

• Cubic binomial

• 6th degree monomial

Classify this polynomial by its degree and number of terms:  x³ + 2x + 6

• Cubic polynomial
• Quadratic binomial
• Quadratic trinomial
• Cubic trinomial