Algebra 2 Unit 8 Review

• 292

• 352

• -284

• 0

• 100

• 25

ALL quadratic equations can be solved using _____. Select ALL that apply.

• the quadratic formula

• factoring

• the pythagorean theorem

• completing the square.

How many solutions do ALL quadratic equations have?

• 1

• 2

• 3

• 4

• Add 10x to both sides

• Subtract 15 from both sides

• Divide both sides by 3

• Take half of -10 and square it.

If the value of the discriminant is -20, what type of solutions would that represent for the quadratic equation?

• two real solutions

• two imaginary (complex) solutions

• a double root (the same real solution twice)

• one real solution