Find derivative dy/dx if a) y=tan^-1(1/2x) b) y=4^(-x+3) thanks!
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Originally Posted by live_laugh_luv27 Find derivative dy/dx if a) y=tan^-1(1/2x) b) y=4^(-x+3) thanks! For the first function, just use the chain rule. Do you know how to show that ? The derivative of is just where See if you can finish it.
You can use the formula and the chain rule.
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