Evaluate the integrals. ∫cos⁡(x)xdx

Dottie Parra

Dottie Parra

Answered question

2021-11-08

Evaluate the integrals.
cos(x)xdx

Answer & Explanation

Derrick

Derrick

Skilled2021-11-09Added 94 answers

Step 1:To determine
To evaluate:
cos(x)xdx
Step 2:Calculation
Consider the given integral cos(x)xdx
Let u=x
du=12xdx
2du=dxx
So, the integral becomes,
cos(x)x=cos(u)2du
=2cos(u)du
=2sin(u)+C
=2sin(x)+C where C is the constant of integration.
Hence, cos(x)x=2sin(x)+C

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