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#### eddybob123

##### Active member

- Aug 18, 2013

- 76

Find the exact value of the following integral:

$$\int^{\pi /4}_{-\pi /4 }\arccos(x)\sec(x)\;dx$$

$$\int^{\pi /4}_{-\pi /4 }\arccos(x)\sec(x)\;dx$$

- Thread starter eddybob123
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- Thread starter
- #1

- Aug 18, 2013

- 76

Find the exact value of the following integral:

$$\int^{\pi /4}_{-\pi /4 }\arccos(x)\sec(x)\;dx$$

$$\int^{\pi /4}_{-\pi /4 }\arccos(x)\sec(x)\;dx$$

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- #2

- Feb 7, 2012

- 2,818

Find the exact value of the following integral:

$$\int^{\pi /4}_{-\pi /4 }\arccos(x)\sec(x)\;dx$$

Last edited:

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- #3

- Aug 18, 2013

- 76

Nice one!

(Experimenting with different smileys):

My favourite one by far: