Finding Zeros of Quadratic and Writing It in Factor Forms

What are the green dots called? Select ALL that apply

• axis of symmetry

• vertex

• zeros

• roots

• x - intercepts

Tags

CCSS.HSF-IF.C.7A

y = 5(x+2)(x-1)

• Standard

• Vertex

• Factored

• None of These

Which quadratic equation models the parabola shown?

• y = 2x(x-3)

• y = 2x(x+3)

• y = (x+1)(x+3)

• y = (x-1)(x+3)

Tags

CCSS.HSF-IF.C.7A

Where is the axis of symmetry located if the x - intercepts of the parabola are at (3,0) and (7,0)?

• x=3

• x=5

• x=7

• x=10

Find the zeros of this quadratic.

• b=4/5, b=3

• b=4, b=-3

• b=1/5, b=3

• b=4/5, b=-3

Tags

CCSS.HSA-REI.B.4B

Meg's teacher asked her to find the zero(s) of the equation below.  Meg decided to factor to find the zero(s). 
0= x²-4x +4

(x + ___) (x + ___)

• (x + -2)(x + 2)

• (x + -4)(x + 2)

• (x + -4)(x + 4)

• (x + -2)(x + -2)

Tags

CCSS.HSA-REI.B.4B

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

(HINT GRAPH AND MATCH!)

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factorizing: x² - 11x +19 = -5

• x = {3,8}

• x = {-3,8}

• x = {3,-8}

• x = {-3,-8}

Tags

CCSS.HSA-REI.B.4B

Find the zeros of the equation: 
(x+10)(x-2) = 0

• (0,-10) and (0,2)

• (10,0) and (2,0)

• (-10,0) and (2,0)

• (-10,0) and (-2,0)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A