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\int\sin\left(3x\right)dx

Integrate sin(3x)

Answer

$C_0-\frac{1}{3}\cos\left(3x\right)$

Step-by-step explanation

Problem

$\int\sin\left(3x\right)dx$
1

Solve the integral $\int\sin\left(3x\right)dx$ applying u-substitution. Let $u$ and $du$ be

$\begin{matrix}u=3x \\ du=3dx\end{matrix}$

Unlock this step-by-step solution!

Answer

$C_0-\frac{1}{3}\cos\left(3x\right)$

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$\int\sin\left(3x\right)dx$

Main topic:

Integration by substitution

Used formulas:

1. See formulas

Time to solve it:

~ 0.25 seconds