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OpenStudy (anonymous):
what is the equation of the normal to the curve: f(x)=xsquare 2 -5 at x=2
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OpenStudy (anonymous):
\[f(x)=x^2-5\]?
OpenStudy (anonymous):
yes or no?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
\[f'(x)=2x\] Tangent line = y=4x-9 Normal line is ortangonal y=-1/4x+b -1=-1/2+b b=-1+1/2 b=-1/2 y=-1/4x -1/2
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