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int (2x + 2)/(sqrt(x^(2) - 4x - 5)) dx i...

`int (2x + 2)/(sqrt(x^(2) - 4x - 5)) dx` is equal to

A

`sqrt(x^(2) - 4x - 5) + log |x + sqrt(x^(2) - 4x - 5)| + C`

B

`log | sqrt(x^(2) - 4x - 5) | - sqrt(x^(2) - 4x - 5 ) + C`

C

`sqrt(x^(2) - 4x - 5) 6 log |(x - 2) + sqrt(x^(2) - 4x - 5)| + C`

D

`2 sqrt(x^(2) - 4x - 5) + 6 log | (x - 2) + sqrt(x^(2) - 4x - 5)| + C`

Text Solution

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The correct Answer is:
d
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