Tuesday 5/18

Factor Completely:

x² - 17x + 72

• (x - 9)(x + 8)

• (x - 9)(x - 8)

• x(x - 3)

• (x + 9)(x + 8)

Factor Completely:

x² - 7x - 8

• (x + 1)(x - 8)

• (x + 1)(x + 8)

• 5(x + 4)(x + 5)

• (x - 1)(x + 8)

Factor Completely:

x⁴ - 9x²

• x²(x + 3)(x - 3)

• (x² + 3x)(x² - 3x)

• (x² + 9)(x - 3)(x + 3)

• x²(x² - 9)

Factor Completely:

4k² + 24k + 36

• (2k + 6)²

• (2k - 6)²

• (2k - 6)(2k + 6)

• 4(k + 3)²

Factor Completely: 5x² - 11x + 6

• (5x + 6)(x - 1)

• (5x - 6)(x - 1)

• (2x - 7)(x - 3)

• (5x - 6)(x + 1)

What are the factors of
25x² - 81?

• (5x - 9)(5x + 9)
• (5x - 9)(5x - 9)
• (5x + 9)(5x + 9)
• Cannot be factored

Factor:

4x + 6

• 4(x + 2)

• 2(2x + 3)

• 2(2x + 4)

• 4(x + 2/3)

Factor by using GCF:

8n³ + 2n²

• 2n²(4n-1)

• 2n²(4n + 1)

• n²(8n+2)

• 3n(4n+1)

What is the GCF of 28ab and 42b?

• 4b

• 6b

• 7b

• 14b

4x + 6

• 4(x + 2)
• 2(2x + 3)
• 2(2x + 4)
• 4(x + 2/3)