10-30-20 Quiz_Factoring_Quadratics_Sum-Diff of Cubes_2nd

Factor:   x³ + 1

• (x + 1)³
• (x+1)(x² - x + 1)
• (x - 1) (x² + x - 1)
• (x + 1)(x² - 2x + 1)

Tags

CCSS.HSA.APR.C.4

Factor: 8x³ - 1

• (2x - 1)(4x² + 2x + 1)
• (2x + 1)(4x² - 2x + 1)
• (2x - 1)(4x² - 2x - 1)
• (2x + 1)(4x² +2x + 1)

Tags

CCSS.HSA.APR.C.4

Factor:  27x³ + 8

• (3x + 2)(9x² - 6x + 4)
• (9x + 2)(3x² + 18x + 4)
• (3x²+4)(9x + 2)
• (27x + 8)(x² - 216x + 64)

Tags

CCSS.HSA.APR.C.4

Fully Factor the Following
216x³+125

• 6(x+5)³
• (6x+5)³
• (6x+5)(6x²-30x+25)
• (6x+5)(36x²-30x+25)

Tags

CCSS.HSA.APR.C.4

64x³ + 1

• (4x - 3)(16x² + 12x + 9)
• (3x - 1)(9x² + 3x + 1)
• (2x - 1)(4x² + 2x + 1)
• (4x + 1)(16x² - 4x + 1)

Tags

CCSS.HSA.APR.C.4

Which represents the formula for factoring a³-b³?

• (a-b)(a²+ab+b²)

• (a+b)(a²-ab+b²)

• (a-b)(a²-ab+b²)

• (a+b)(a²+ab+b²)

Tags

CCSS.HSA.APR.C.4

Factor

64-27a³

• (4-3a)(16+12a+9a²)

• (3a-4)(3a²+12a+16)

• (4-3a)(16+12a+3a²)

• (4-3a)³

125x³ - 64

• (5x - 4)(25x² + 20x + 16)
• (5x + 2)(25x² - 10x + 4)
• (3x - 1)(9x² + 3x + 1)
• (4x - 3)(16x² + 12x + 9)

Tags

CCSS.HSA.APR.C.4

Factor this difference of cubes:
x³ - 343

• (x + 7) (x² - 7x + 49)
• (x² + 1) (x - 343)
• (x - 7) (x² + 7x + 49)
• (x² - 343) (x + 1)

Tags

CCSS.HSA.APR.C.4

What type of factoring would you use first?
3x⁴ - 9x

• Difference of 2 Squares
• Difference of 2 Cubes
• Sum of 2 Cubes
• GCF