How Many Solutions Quadratic

The graph shown here has _________.

• one real solution

• two real solutions

• infinitely many solutions

• no real solutions

If a quadratic equation has 2 solutions, they will be equal distance from the axis of symmetry.

• TRUE

• FALSE

Tags

CCSS.HSF-IF.C.7A

If a quadratic equation has only 1 solution, it must pass through the origin (0, 0).

• TRUE

• FALSE

Tags

CCSS.HSF-IF.C.7A

How many solutions are there?

• 0

• 1

• 2

• Cannot be determined

Choose the best method to solve this quadratic:

​ (a)  

-3 = 4x² + 9x

• Quadratic Formula

• Square Roots

• ZPP

Tags

CCSS.HSA-REI.B.4B

How many solutions are there?

• 0

• 1

• 2

• 3

Choose the best method to solve this quadratic:

​​ (a)  

x² + 8x - 13 = 0

• Square Roots

• ZPP

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

Choose the best method to solve this quadratic:

​ ​ ​ (a)  

x² - 8x - 5 = 0

• ZPP

• Square Roots

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

What mathematical process did they use?

• Square Roots

• Quadratic Formula

• ZPP

Tags

CCSS.HSA-REI.B.4B

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