Final Answer
$-3\cos\left(x\right)+x\sin\left(x\right)$
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Step-by-step Solution
Problem to solve:
$\frac{d^3}{dx^3}\left(x\cdot \cos\left(x\right)\right)$
Choose the solving method
1
Find the $1$ derivative
$\cos\left(x\right)-x\sin\left(x\right)$
Learn how to solve differential calculus problems step by step online.
$\cos\left(x\right)-x\sin\left(x\right)$
Learn how to solve differential calculus problems step by step online. Find the higher order derivative of xcos(x). Find the 1 derivative. Find the 2 derivative. Find the 3 derivative.
Final Answer
$-3\cos\left(x\right)+x\sin\left(x\right)$