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The integral int cos(logex)dx is equal t...

The integral `int cos(log_ex)dx` is equal to (where C is constant of integration):

A

`x[cos(log_ex)-sin(log_ex)]+c`

B

`x/2[cos(log_ex)+sin(log_ex)]+c`

C

`x/2[sin(log_ex)+cos(log_ex)]+c`

D

`x[cos(log_ex)+sin(log_ex)]+C`

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