Solving Quadratic Review Day

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Tags

CCSS.HSA.APR.B.3

How many solutions does this graph have?

• one

• two

• no solutions

• cannot be determined

What  are the solutions of this graph?

• -2 and 3

• -1/2 and -6

• -2 and -6

• 3 and -6

Use the graph to determine the solutions.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

Solve by taking square roots:
5b² - 4 = 41

• b = 9, b = -9

• b = 3, b = -3

• b = 8, b = -8

• no solution

Tags

CCSS.HSA-REI.B.4B

How did we transform from the parent function?
y = x² + 2

• horizontal shift up

• vertical shift up

• horizontal shift down

• vertical shift down

• maximum

• minimum

• neither

• both

Tags

CCSS.HSF-IF.C.7A

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

Solve using the quadratic formula.

2x² - 9x - 35 = 0

• x = 7/2 and x = -6

• x = -5/2 and x =5

• x = -3/7 and x =6

• x = -5/2 and x = 7

Tags

CCSS.HSA-REI.B.4B

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