Graphing Quadratics

Zeros

100

Find the Zeros: (Put answer as a point)

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

(1,0)(-1,0)

200

Find the Zeros: (Put answer as a point)

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

(-5,0)(-2,0)

300

Find the Zeros: (Put answer as a point)

y=(2x-4)(3x+9)

(-3,0)(2,0)

400

Find the Zeros: (Put answer as a point)

y=(3x+5)(9x-3)

(-5/3,0)(1/3,0)

500

Find the Zeros: (Put answer as a point)

y=x²+12x+32

(-8,0)(-4,0)

Axis of Symmetry

100

Find the Axis of Symmetry: 

y=x²+2x+4

x=-1

200

Find the Axis of Symmetry: 

y=2x²-8x+12

x=2

300

Find the Axis of Symmetry: 

y=-4x²+6x+4

x=3/4

400

Find the Axis of Symmetry: 

y=(x+4)(x-2)

x=-1

500

Find the Axis of Symmetry (Hint: Some Factoring May Help): 

y=(4x+4)(-2x+8)

x=3/2

Vertex

100

Please find the Vertex (point) given:

f(x)=-2(x-3)²+8

(3,8)

200

Please find the Vertex (point) given:

f(x)=x²+4x+5

(-2,1)

300

Please find the Vertex (point) given:

f(x)=x²-6x+4

(3,-5)

400

Please find the Vertex (point) given:

f(x)=3x²+12x+9

(-2,-3)

500

Please find the Vertex (point) given:

f(x)=2(x+4)(x-2)

(-1,-18)

Misc.

100

What direction does this graph face?

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

Down (Negative "a" value)

200

What type of form is this function in?

y=(x+3)(x+5)

Factored Form or Intercept Form

300

Factor the following quadratic function:

y=x²-9x+20

y=(x-5)(x-4)

400

Factor the following quadratic expression:

 3x^2+7x+2 

 (3x+1)(x+2) 

500

Factor the following quadratic expression:

 9x^2+18x+8 

 (3x+4)(3x+2)