Friday
April 25, 2014

Homework Help: Math

Posted by Nick on Saturday, March 31, 2012 at 1:19am.

Find the equation of the tangent to the graph at the indicated point.
f(x) = x^2 − 1; a = 3
and
f(x) = x^2 − 8x; a = −9
whats the difference between 1 and 8x. What formula do I use and how should i solve both of these problems?
Thank you

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