- #1

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## Homework Statement

help me integrate

## Homework Equations

e^{xsinx+cosx}[x^4(cosx)^3-xsinx+cosx/x^2.(cosx)^2]dx

## The Attempt at a Solution

it s to lengthy and i have still not find the form that is e^x[f(x)+f`(x)]

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- Thread starter rishiraj20006
- Start date

- #1

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help me integrate

e^{xsinx+cosx}[x^4(cosx)^3-xsinx+cosx/x^2.(cosx)^2]dx

it s to lengthy and i have still not find the form that is e^x[f(x)+f`(x)]

- #2

VietDao29

Homework Helper

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## Homework Statement

help me integrate

## Homework Equations

e^{xsinx+cosx}[x^4(cosx)^3-xsinx+cosx/x^2.(cosx)^2]dx

## The Attempt at a Solution

it s to lengthy and i have still not find the form that is e^x[f(x)+f`(x)]

The problem you posted is not very clear to me. Are you trying to integrate:

[tex]\int e ^ {x \sin x + \cos x} \left( \frac{x ^ 4 \cos ^ 3 x - x \sin x + \cos x}{x ^ 2 \cos ^ 2 x} \right) dx[/tex]?

You seems to be missing a dew parentheses.

Is that the problem?

- #3

Gib Z

Homework Helper

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