Factoring

What do you call a polynomial that cannot be factored?

• Simplified

• FOIL

• Proper

• Prime

What is a method of checking your work when factoring?

• asking the teacher every time

• FOIL

• division

• assume you're correct

Factor:

6m + 2n - 14

• 2(3m + n - 7)

• 2m(1 + n - 7)

• 2(3m + n + 7)

• 2m(1 + n + 7)

Factor:

60x²y - 3xy

• 3x²y (20x -1)

• 3xy (20x +1)

• 3xy (20x - 1)

• -3xy (20x - 1)

Factor:

8x² + 10x + 16xy

• 18x² +16xy

• 2 (4x² + 5 + 8y)

• 2x (4x + 5 + 8y)

• 8x² + 10x + 16xy

Factor:

x² + 7x - 30

• (x - 10)(x + 3)

• (x + 10)(x - 7)

• (x + 10)(x - 3)

• (x + 10)(x + 3)

Factor:

n² + 5n - 6

• (n - 2)(n - 3)

• (n + 2)(n - 3)

• (n + 1)(n - 6)

• (n - 1)(n + 6)

What is the product of (x + 4) (x - 4)?

• x² - 16

• x² - 8

• x² + 16

• x² + 8

Multiply (2x + 3) (2x - 3)

• 4x² - 6

• 4x²

• 4x² - 9

• 4x² + 9

What is (4x²+5)(4x²-5)?

• 16x⁴ - 25

• 8x⁴ - 10

• 16x² - 25

• 8x² - 10