- #1

- 19

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## Homework Statement

the problem is

Find the antiderivative of 1/(1 + cos(x))

## Homework Equations

## The Attempt at a Solution

I think it requires a trick, but I can't figure it out.

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- Thread starter asap9993
- Start date

- #1

- 19

- 0

the problem is

Find the antiderivative of 1/(1 + cos(x))

I think it requires a trick, but I can't figure it out.

Last edited:

- #2

lanedance

Homework Helper

- 3,304

- 2

is it a definite integral?

- #3

ehild

Homework Helper

- 15,543

- 1,913

Use the relation between cos(x/2)and cos(x).

ehild

ehild

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