5.3-Quadratics and Quartics

Factor: 2x³ - 6x² - 80x

• (x - 8)(x + 5)

• 2x(x + 8)(x - 5)

• 2x(x - 8)(x + 5)

• (x + 8)(x - 5)

Factor: x⁴ - 81x²

• x²(x + 9)(x + 3)(x - 3)

• x²(x + 9)(x - 9)

• (x² + 9x)(x² - 9x)

• not factorable

Factor: -x⁵ - 15x⁴ - 44x³

• -x³(x + 4)(x + 11)

• x³(x - 4)(x - 11)

• (x + 4)(x + 11)

• (x - 4)(x - 11)

Factor: 8x⁴ + 6x³ - 14x²

• (8x² + 14)(x² - 1)

• (4x² + 7)(2x² - 2)

• x²(8x + 14)(x - 1)

• 2x² (4x + 7)(x - 1)

Factor: x⁴ - 144

• (x² + 12)(x² - 12)

• (x² + 12)(x² + 12)

• (x² + 12)(x + 6)(x - 6)

• (x + 6)(x - 6)(x + 6)(x - 6)

Tags

CCSS.HSA.APR.C.4

Factor: x⁴ + 2x² - 35

• (x² + 7)((x² + 5)

• (x + 7)(x - 5)

• (x² + 7)(x² - 5)

• (x² - 7)(x² + 5)

Tags

CCSS.HSA.APR.C.4

Factor: 4x⁴ + 5x² - 6

• (4x² + 3)(x² - 2)

• (4x² - 3)(x² + 2)

• (4x² - 3)(x + 1)(x - 1)

• ((x² + 2)(2x + 3)(2x - 3)

Factor: 3x⁴ - 48

• 3(x² + 4)(x² - 4)

• (3x² + 12)(x² - 4)

• (3x² + 12)(x +2)(x - 2)

• 3(x² + 4)(x + 2)(x - 2)

Tags

CCSS.HSA.APR.C.4