Posted by **Christine** on Friday, April 1, 2011 at 7:02pm.

find an equation of the tangent line to the parabola at the given point..show work

y=(-2)x^2

(-1,-2)

- precalc -
**bobpursley**, Friday, April 1, 2011 at 7:22pm
I assume you know enought calc to take the derivative.

y'=slope=-4x=4

y=4x+b

solve for b a the point, and you have the line

- precalc -
**Christine**, Saturday, April 2, 2011 at 11:33am
dont know how to find the derivitive

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