You visited us 7 times! Enjoying our articles? Unlock Full Access!

Derivative of One Function w.r.t Another

If fx=cos xFi...

Question

If f(x) =cos x

Find f"(x) or double derivative

Open in App

Solution

The function is
f(x)=cosx
Differentiating once:
f'(x)=−sinx

Differentiating again:
f''(x)=−cosx

Suggest Corrections

Similar questions

f (x) = ⎧ ⎪ ⎨ ⎪ ⎩ \begin{matrix} \frac{x (e^{1 / x} - 1)}{e^{1 / x} + 1} & x \neq 0 0 & x = 0 \end{matrix}

f^{^{'}} (0^{+})

f

x = 0

f^{'} (π)

f (x) = \frac{x}{1 + e^{1 / x}}

x \neq 0, f (x) = 0

x = 0

f^{'} (0^{+})

f^{'} (0^{-})

f (1) = 1, f^{'} (1) = 3

f (f (f x))) + (f (x))^{2}

x = 1

f (x)

x

g (x) = f (x) + f^{'} (x) + f^{''} (x)

f^{'} (x)

f^{''} (x)

Join BYJU'S Learning Program