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rearrange y=p-2qx^2    

to make x the subject of the formula

 Apr 10, 2016
 #1
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y=p-2qx^2 

y-p = -2qx^2

-(y-p) / 2q = x^2

 

x= sqrt(( p-y)/2q)

 Apr 10, 2016

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