Review for 8.1 Nonlinear

What is the greatest common factor of 18x³y and 30x²y²?

• 6X²Y

• 6

• 6X

• 6XY

What is the factored form of the expression 5x² + 13x - 6?

• (5X + 2)(X + 3)

• (5X-2)(X-3)

• (5X-2)(X+3)

• (X-2)(5X+3)

When the expression x² - 3x - 18 is factored completely, which is one of its factors?

• (x - 2)

• (x - 3)

• (x - 6)

• (x - 9)

Factor the expression 9x² + 12x + 4 completely.

• (3X-2)(3X +2)

• (3X + 2)(3X + 2)

• (3X + 1)(3X -4)

• (9X - 1)(X + 4)

Factor the expression -20x - 3 + 7x² completely. Watch out for the order!!

• (-4x + 1)(5x + 7)

• (7x + 1)(x + 3)

• (3x - 1)(x + 3)

• (7x + 1)(x - 3)

Factor the expression 25x² - 36 completely. Do you see a short cut??

• (5x - 6)(5x + 6)

• (5x + 1)(5x - 6)

• (5x + 6)(5x + 6)

• (5x + 0)(5x -6)

Factor the expression 2x² + 8x + 6 completely [watch out for the GCF!]

• (x + 1)(2x + 6)

• (2x + 2)(x + 3)

• 2(x + 1)(x + 3)

• 2(x + 1)(x - 3)

Factor the expression 6x² + 15x - 36 completely [watch out for the GCF!]

• (3x + 12)(2x - 3)

• 3(x + 4)(2x -3)

• (x + 4)(6x - 9)

• 2(x + 4)(2x + 3)