Algebra & Precalc Review

Solve the equation by factoring.

• x = {-5,-3}

• x = {5,-3}

• x = {-5,3}

• x = {5,3}

How many solutions can a quadratic have?

• 1 solution

• 3 solutions

• 0 solutions

• 2 solutions

What are the zeros of this graph?

• x = {-4, 2}

• (-4, 0 ) and (2, 0)

• x = {-1, 0}

• (-1, 9 ) and (0, -8)

Multiply.
(x + 7)²

• x² + 7x + 7x + 49
• x² + 7x + 7
• 7x² + x + 7
• x² + 14x + 49

Factor the Trinomial:
x² - 8x + 15

• (x + 5) ( x + 3)
• (x - 5) (x - 3)
• (x + 15) (x - 1)
• (x - 7) (x - 8)

Factor:

2x² + 3x - 9

• 2(x + 3)(x - 3)

• (2x - 3)²

• (x + 3)(2x - 3)

• (2x + 3)(x - 3)

• x=5

• x=-2

• x=10

• x=-5

Simplify completely:

• 
• 
• 
• Cannot be simplified.

Simplify completely:

• 
• 
• 
• Cannot be simplified.

• 2

• 1

• -2

• -1