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Use the definition of derivative to find the derivative of tan(x)
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sylas
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Oct24-10, 09:50 AM
Sci Advisor
P: 1,750
The question does want you to use (f(x+h)-f(x))/h, which is the definition of the derivative. That's the relevant equation. It might also be handy to have an equation for tan(a+b).
Cheers -- sylas