Hi i am trying to take the derivative of a hyperbolic function but i can not figure out what to use for my u subsitution, the function is: sqrt(4x+cosh^2(5x)) can someone please help me start this problem? Thanks!!
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Originally Posted by cowboys111 the derivative of a hyperbolic function but i can not figure out what to use for my u subsitution, the function is: sqrt(4x+cosh^2(5x)) Why would you want to use u-subsitution? Use the chain rule.
ok thank you
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