How Many Solutions Quadratic

What is this formula?

• This is the speed of light formula.

• This is the quadratic formula.

• This is the zero product property.

• This is scary.

Tags

CCSS.HSA-REI.B.4B

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5

• x = 20 and x = -9

• x = 4 and x = 5

• x = -4 and x = 5

Tags

CCSS.HSA-REI.B.4B

Solve by using the quadratic formula.

7x² - 26x - 8 = 0

• x = -1 and x = -7/8

• x = 4 and x = -2/7

• x = -4 and x = 2/7

• x = 4 and x = -7/2

Tags

CCSS.HSA-REI.B.4B

2x² + 7x - 15 = 0

• x = -1.5 and x = 5

• No Solution

• x = -5 and x = 1.5

• x = 0.7 and x = 5

Tags

CCSS.HSA-REI.B.4B

How many solutions do ALL quadratic equations have?

• 1

• 2

• 3

• 4

Tags

CCSS.HSA-REI.B.4B

How many solutions can a quadratic equation have? Select all that apply.

• 0

• 1

• 2

• As many as you want

How many solutions can a quadratic have?

• 1 solution

• 3 solutions

• 0 solutions

• 2 solutions

Abigail, Lily, and Kai are having a friendly debate. They are trying to figure out how many solutions a quadratic equation can have. Can you help them settle this?

• 2

• 3

• 1

• 0

Answer explanation

A quadratic equation can have two solutions.

How many solutions do quadratics have?

• 2

• At least 2

• infinite

• 1

Tags

CCSS.HSA-REI.B.4B

• No Real Solutions

• One Real Solution

• Two Real Solutions

• Three Real Solutions

Tags

CCSS.HSA-REI.B.4B