## Today's Objective

# Key Vocabulary

*n*.)

*ν*.)

UNIT

8

8.8: Use the Discriminant to Find the Number of Solutions

Students use the quadratic formula to find the roots of a second-degree polynomial and to solve quadratic equations.

DECONSTRUCTION

OBJECTIVES

KEY VOCABULARY

STAR ITEMS

TAKE A QUIZ

Students will be able to use the discriminant to determine if a quadratic equation has zero, one, or two solutions.

FACTOR(*n*.)

FACTOR(*ν*.)

QUADRATIC

QUADRATIC FORMULA

PROOF

COMPLETE THE SQUARE

PERFECT SQUARE

ZERO PRODUCT RULE

ROOTS

DISCRIMINANT