21 Use the forward difference formula to approximate the derivative of $f(x) = x^2 e^x$ at $x=2$ using $h=0.1$, $h=0.01$. Compare the approximations with the exact value
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Step 1: The forward difference formula is given by: $$f'(x) \approx \frac{f(x+h)-f(x)}{h}$$ Show more…
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