Factor
3ax + 2ay - az + 3bx + 2by - bz

• (a - b)(3x - 2y - z)
• (a + b)(3x + 2y - z)
• 10abxyz
• (a + b)(3x - 2y - z)

Factor 8c³ -27d³.

• Prime
• (2c+ 3d)(2c - 3d)
• (2c - 3d)(4c² + 6cd + 9d²)
• (2c + 3d)(4c² - 6cd + 9d²)

Tags

CCSS.HSA.APR.C.4

Factor 64x⁴ + xy³.

• (x + y)(4x + y)(16x² -4xy + y²)
• x(x + y)(4x - y)(16x² -4xy + y²)
• x(x + y)(4x + y)(16x² + 4xy - y²)
• x(4x + y)(16x² -4xy + y²)

Write the following equation in quadratic form:
x⁴ + 12x² - 8.

• (x²)² + 12(x²) - 8
• (6x - 4)(6x + 4)
• 2(6x² - 4)
• 4(3x² - 2)

Solve the following equation:
x⁴ - 6x² + 8 = 0

• 2, -2
• 2, -2, √2, 2i
• √2, -√2
• 2, -2, √2, -√2

Tags

CCSS.HSA-REI.B.4B

Solve the following equation:
x⁴ + x² - 90 = 0

• 3, -3, ±√10
• 3, -3
• ±√10
• 3

Tags

CCSS.HSA-REI.B.4B