Recent content by noonan

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    Finding the limit of a function in f(x)-f(a)/x-a format

    Homework Statement Let f(x)=lim (csct-cscx)/t-x. Find the value of f'(pi/4) t-x Homework Equations f(x)-f(a)/x-a The Attempt at a Solution I tried doing it from first principles but couldn't figure out how to get rid of h. I also tried doing L'hopital's rule and got...
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    Find the Line Tangent to y=x^3-2 at (0,-18)

    Homework Statement Find the line passing through the point (0,-18) and tangent to the curve y=x^3-2 at some point. Homework Equations y=mx+b The Attempt at a Solution Well, I know the derivative is 3x^2, and that should be the slope of the line at the point of tangency. I'm just...