asked 148k views
5 votes
Find f ′(x) for f(x) = cos (3x^3).

1 Answer

1 vote

\bf f(x)=cos(3x^3)\impliedby chain-rule \\\\\\ \cfrac{df}{dx}=-sin(3x^3)\cdot (3\cdot 3x^(3-1))\implies \cfrac{df}{dx}=-9x^2sin(3x^3)
answered
User Sug
by
8.3k points

No related questions found

Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.