Quadratic Formula and Discriminant

Front

The discriminant is

Back

b² - 4ac

Tags

CCSS.HSA-REI.B.4B

Front

Determine the values of a, b, and c for the quadratic equation: 4x² – 8x = 3

Back

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

Front

Determine the value of the discriminant and describe the number and type of roots for the following: x² + 7x + 13

Back

-3, 2 imaginary roots

Tags

CCSS.HSA-REI.B.4B

Front

Solve 2x² + 2x - 12 using the quadratic formula.

Back

2, -3

Tags

CCSS.HSA-REI.B.4B

Front

Solve Using the Quadratic Formula
 x² + 4x - 40 = -8

Back

-8 & 4

Tags

CCSS.HSA-REI.B.4B

Front

Solve using the quadratic formula: 9x² = 4 + 7x

Back

x = 1.16, and x = -.38

Tags

CCSS.HSA-REI.B.4B

Front

Use the quadratic formula to find the solutions for
y = -x² - 5x + 12

Back

-6.77 and 1.77

Tags

CCSS.HSA-REI.B.4B

Front

If the discriminant is equal to 0, how many solutions are there?

Back

1 Solution

Tags

CCSS.HSA-REI.B.4B

Front

If the discriminant is equal to 4, how many solutions are there?

Back

2 Solutions

Tags

CCSS.HSA-REI.B.4B

Front

If the discriminant is equal to -2, how many solutions are there?

Back

No Solutions

Tags

CCSS.HSA-REI.B.4B