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Formulas
Vertex/Intercepts
Graph Openings
Standard Form
Transformations
100

The x value of the vertex. 

Axis of symmetry

100

What is the y-intercept of y = x2 + 2x - 6 

y = -6 

or

(0,-6) 

100
Does the graph of this equation open up or down? y = (x+2)(x-1)
Opens Up
100
Write the following quadratic function in standard form. y = (x-2)² + 6
x² - 4x + 10
100

What is the horizontal translation for the following equation: 

y=5(x-4)2+17 

4 units to the right 

200

y= a(x-h)2 + k 

Vertex form

200

What is the vertex of y = (x+5)² - 1

(-5,-1)

200

Does the graph of this equation open up or down? y = -4(x-2)² + 2

Open Down

200
Write the following quadratic function in standard form. y = 3(x-3)² - 12
3x² - 18x + 15
200

What would be the vertical translation of the following graph when compared to the parent function: 


y = 1.8 (x+ 2.4)2 + 2.4 

2.4 units up

300

y= ax² + bx + c

Standard form of a quadratic equation

300

What are the x intercepts of y = (x+1)(x-4)

(-1,0) (4,0)

or 

x = -1,4 

300
Does the graph of this equation open up or down? y = 2(x-1)² - 6
Open Up
300
Write the following quadratic function in standard form. y = 4(x+1)(x+2)
4x² + 12x + 8
300

Would the following graph be stretched or compressed when compared to the parent function y=x2:

y =23(x-8)2 - 13

Stretch

400

y = (x-s)(x-r) 

Factored form

400
What is the vertex of y = -4(x-3)²
(3,0)
400
Does the graph of this equation open up or down? y = 5(x+5)(x-2)
Open Up
400
Write the following quadratic function in standard form. y = 3(x-1)² + 5
y = 3x² - 6x +8
400

What part of the vertex form equation tells us if there has been a reflection of the graph? 

y= a( x-h)2 + k

If a is negative or not. 

If it is negative there is a reflection (flip) 

500

y=mx+b 

The equation for linear functions

500

What are the x-intercepts for y = x2+3x +2 

(-2,0) and (-1, 0) 

or 

x = -2, -1 

500

Does the graph of this equation open up or down? y = -3(x+4)² - 2

Open down

500

What piece of information about a graph is standard form the best for? 

Provided the y-intercept 

500

What is the parent function we often compare our quadratics to? 

y = x2