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!!! Is this the correct way to expand and combine?? (1 Viewer)

rita286

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x-y+2=0 and y^2=4px

y=x+2 re arrange line equation and sub into the parabola equation.

(x+2)^2 = 4px

giving a quadratic equation when expanded?

x^2 +4x + 4 = 4px

x^2 +(4-4p)x + 4 Is this the correct way to combine the x terms?
 

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