Unit 6 Polynomials Review

Add: (2x⁴ + 6x³ - 3x + 4) + (3x⁴ - 4x³ + 2x² + x - 2)

• 5x⁴ - 2x³ - x² + x + 2

• 5x⁴ + 2x³ + 2x² - 2x + 2

• 5x⁴ + 10x³ + 2x² - 4x + 6

• 5x⁴ + 2x³ + 2x² + 4x - 2

Tags

CCSS.HSA.APR.A.1

Add: (4x³ - x² + 5x - 6) + (-2x² - 3x + 4)

• 2x³ - 4x² + 5x - 2

• 4x³ + x² + 2x + 2

• 4x³ + 3x² + 2x - 10

• 4x³ - 3x² + 2x - 2

Tags

CCSS.HSA.APR.A.1

Subtract: (3x⁴ - 2x³ + 5x² + 7x - 4) - (2x⁴ - 3x³ + 3x² + 5x - 6)

• x⁴ + x³ + 2x² + 2x + 2

• x⁴ - 5x³ + 8x² + 12x -10

• x⁴ - 5x³ + 2x² + 2x - 10

• x⁴ + x³ + 8x² + 12x + 2

Tags

CCSS.HSA.APR.A.1

Factor: 64x³ - 27

• (4x - 3)³

• (4x - 3)(4x + 3)(4x + 3)

• (4x - 3)(4x² + 12x + 9)

• (4x - 3)(16x² + 12x + 9)

Tags

CCSS.HSA.APR.C.4

Factor: 4x⁴ - 81

• (2x + 9)(2x - 9)

• (2x² + 9)(2x² - 9)

• 2(x² + 9)(x² - 9)

• (2x² + 9)(2x + 3)(2x - 3)

Tags

CCSS.HSA.APR.C.4

Factor: 2x⁴ + 7x² - 4

• 2(x + 8)(x - 1)

• 2(x² + 8)(x² - 1)

• (2x² - 1)(x² + 4)

• (2x² - 1)(x+ 2)(x - 2)

Tags

CCSS.HSA.APR.C.4

Factor: 3x³ - 6x² + 4x - 8

• (3x² + 4)(x - 2)

• (3x² - 4)(x - 2)

• (3x² + 4)(x - 2)(x - 2)

• (3x² - 4)(x + 2)

According to the Fundamental Theorem of Algebra, how many zeros does f(x) = 3x^{4 _} 5x³ + 2x - 7 have?

• 7

• 5

• 4

• 3

Tags

CCSS.HSN.CN.C.9

According to the Fundamental Theorem of Algebra, how many zeros does f(x) = -4x² + 3 have?

• 4

• 3

• 2

• 0

Tags

CCSS.HSN.CN.C.9

According to the Fundamental Theorem of Algebra, how many roots does f(x) = x²⁵ + 3x¹⁵ -4x¹⁰ have?

• 25

• 15

• 10

• Unknown

Tags

CCSS.HSN.CN.C.9