Quadratic Formula Solve

Solve using the Quadratic Formula.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

In order to use the quadratic formula you must first...

• Get the equation set equal to 0 and identify a, b, & c

• Move the constant to the right side of the equation

• Factor

• Cry because it is scary

Tags

CCSS.HSA-REI.B.4B

The discriminant is

• ax² + bx + c

• b - 4ac

• b² - 4ac

• b² + 4ac

Tags

CCSS.HSA-REI.B.4B

If the discriminant is positive, how many solutions does the quadratic have?

• 2

• 1

• 0

Tags

CCSS.HSA-REI.B.4B

If the discriminant is zero, how many solutions does the quadratic have?

• 2

• 1

• 0

Tags

CCSS.HSA-REI.B.4B

How many real number solutions does 3k² + k - 1 = 0 have?

• 2

• 1

• 0

Tags

CCSS.HSA-REI.B.4B

If the discriminant is negative, how many solutions does the quadratic have?

• 2

• 1

• 0

Tags

CCSS.HSA-REI.B.4B

What is this formula?

• This is the standard formula.

• This is the quadratic formula.

• This is the square root formula.

• This is the Pythagorean formula

Tags

CCSS.HSA-REI.B.4B

Solve using the Quadratic Formula

6x² + 12x - 1 = 0

• x = 0.08, -2.08

• x = -0.08, 2.08

• x = -0.08, -1.91

• x = 0.08, 1.19

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B