Finding Solutions of Quadratic Functions

Convert x²+6x+9 to factored form and identify the solution.

• (x+3)(x+3); x=-3

• (x+4)(x+5); x=-4, -5

• (x-3)(x-3); x=3

• Not factorable

Tags

CCSS.HSA-REI.B.4B

Convert x²-9x+20 to factored form and solve.

• (x-10)(x+2); x=-2, 10

• (x+4)(x+5); x=-5, -4

• (x-4)(x-5); x=4, 5

• Not factorable

Tags

CCSS.HSA-REI.B.4B

Factor:
x² - 10x + 24

• (x - 6)(x - 4)

• (x + 6)(x + 4)

• (x - 12)(x + 2)

• (x - 8)(x - 3)

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSA.APR.B.3

Use the graph to determine the solutions.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

Does this graph have a maximum or minimum value?

• maximum

• minimum

• neither

• both

Tags

CCSS.HSF-IF.C.7A

What is another word for zeros?

• y-intercepts

• roots

• vertex

• axis of symmetry

Tags

CCSS.HSF-IF.C.7C

Factor:
x² - 10x - 24

• (x + 12)(x - 2)

• (x - 6)(x - 4)

• (x - 12)(x + 2)

• (x +6)(x - 4)

Select ALL that apply. The x-intercepts are often called...

• zeros

• solutions

• roots

• maximums

• minimums

Tags

CCSS.HSF-IF.C.7C

• x=0

• x=1

• x=2

• x=3

• x=4

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A