Polynomial Functions Review

Perform the indicated operation . Write answer in descending order ( 3x² - 8x + 7 ) +( 8x² + 9x - 16 )

• 11x⁴ + x² - 9

• 11x² - x - 9

• 11x² -17x - 11

• 11x² + x - 9

Perform the indicated operation. Write answer in descending order. ( 9x² - 7x + 8 ) - ( 12x² - 8x - 11 )

• -3x² - 15x + 19

• 21x² - 15x - 3

• -3x² - 15x - 3

• -3x² + x + 19

A polynomial that contains 3 terms is called a ________________________.

• binomial

• monomial

• trinomial

• triomial

Add:  (4x - 2x³) + (5x³ - 4x + 5)

• 3x³ + 5

• 3x³ + 8x + 5

• 3x² + 5

• 7x³ + 8x + 5

(3x² + 6x - 1) + (4x² + 5x + 9)

Mathematical Equivalence

ON

(6x² + 3x - 1) - (4x² + 5x - 9)

Mathematical Equivalence

ON

Perform the indicated operation.

Write answer in descending order.

( 17x - 8 ) - ( 9x - 27 )

• 8x - 35

• 8x + 35

• 8x + 19

• 8x - 19

Factor out the GCF:
9x⁴y - 24x²

• 9x²y(x² - 3)

• 3x³(3xy - 8)

• 3x²(3x²y - 8)

• x²(9x²y - 24)

Factor  by grouping:
20x² - 16x - 25x +20

• (20x - 5)(x - 4)

• (4x + 5)(5x + 4)

• (5x - 4)(4x - 5)

• (5x + 4)(4x - 5)

Factor:  27x³ + 8

• (3x + 2)(9x² - 6x + 4)

• (9x + 2)(3x² + 18x + 4)

• (3x²+4)(9x + 2)

• (27x + 8)(x² - 216x + 64)