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Dan Kozlen

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Asked by Shaan

Maths 💯
Prove, from first principles, that the derivative of 5xcubed is 15x squared. How would I do this?
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Dan Kozlen

The formula for derivatives from first principles is lim(h to 0) of [f(x+h)-f(x)]/h. So in this case f(x) is 5xcubed, and we want to show that when ...Learn more