Is the solution to: just Thanks!
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Hello, Originally Posted by evidor Is the solution to: just Thanks! Assume is a constant with respect to a. Take just What is its derivative ? If , then and hence the derivative is If , then and hence the derivative is If , the derivative is So no, your formula is not correct
The easiest way to do this is: and then the solution becomes: so now my new question is how do you take the second derivative?
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