Factoring

What is the GCF of: 2x²z + 8xz²

• x²z²

• 2xz

• 2x²z

• 8xz²

What is the GCF of: 24x⁶z⁵ + 6x⁴z⁸

• 6

• 2x⁶z⁸

• x⁶z⁵

• 6x⁴z⁵

Factor: x² + 8x + 7

• (x-7)(x-1)

• (x+2)(x+4)

• (x+7)(x+1)

• (x-2)(x-4)

Factor: x² - 2x -24

• (x+3)(x-8)

• (x-6)(x+4)

• (x-12)(x+2)

• (x+1)(x-24)

To factor x² + bx + c, you need to find the two numbers that multiplies to (a/b/c), and adds to (a/b/c).

Factor: x² + 12x + 35

• (x+5)(x+7)

• (x+2)(x+6)

• (x+3)(x+4)

• (x+1)(x+12)

Factor: x² - 2x - 48

• (x-4)(x+12)

• (x+4)(x-12)

• (x+8)(x-6)

• (x-8)(x+6)

Factor: x² - 13xy + 40y²

• (x+13y)(x+1y)

• (xy+4)(xy+10)

• (x-4y)(x-10y)

• (x-8y)(x-5y)

• (x+8y)(x+5y)

Factor: 2x² + 7x - 15

• (x+10)(x-3)

• (x+3)(2x-5)

• (x+5)(2x-3)

• (x+7)(2x-1)

What color is math to you?

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