Quadratic Formula and Discriminant Review

Front

What does the discriminant tell us?

Back

The number and type of solutions.

Tags

CCSS.HSA-REI.B.4B

Front

Back

a=4, b=-8, c=-3.

Front

Back

Make it equal 0 by subtracting 3 on each side.

Tags

CCSS.HSA-REI.B.4B

Front

Solutions of a quadratic equation are also called?

Back

All of the above (roots, x-intercepts, zeros).

Front

Back

Discriminant = -7; Two Imaginary Solutions.

Tags

CCSS.HSA-REI.B.4B

Front

What is the quadratic formula?

Back

Tags

CCSS.HSA-REI.B.4B

Front

What does a positive discriminant indicate?

Back

Two distinct real solutions.

Tags

CCSS.HSA-REI.B.4B

Front

What does a zero discriminant indicate?

Back

One real solution (a repeated root).

Tags

CCSS.HSA-REI.B.4B

Front

What does a negative discriminant indicate?

Back

Two complex (imaginary) solutions.

Tags

CCSS.HSA-REI.B.4B

Front

Back