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1 
Overview & Parabolas
Unit Overview. Parabola sketching & transformations Remember to define the Domain if you write the equation for part of a parabola graph. Parabola Transformations (Allow macros on spreadsheets) 
Achievement Standard  Unit Overview  Parabola Class Notes  Blank Notes Ex10.01, Ex10.02 
p41, p42 
Square each x value to get y Remember a negative squares to give a positive (mouseover to see the graph change) 
Quadratic
rule 



A negative
multiplier inverts the graph about the turning point
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Adding a constant vertically translates the parabola graph Mouseover the equations to see the graph translation 


Adding a constant to x horizontally translates the parabola graph Mouseover the equations to see the graph translation 


Horizontal
and vertical shifts can be combined
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Find the x
intercepts by making each bracket = 0 Find the y intercept by putting x = 0 in the equation
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A multiplier stretches or compresses the graph vertically Mouseover the equations to see the graph translation 

