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int(cos2x-1)/(cos2x+1)dx is equal to...

`int(cos2x-1)/(cos2x+1)dx` is equal to

A

`tan x - x`

B

`x + tan x`

C

`x - tan x`

D

`-x - cot x`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • int (cos 2x-1)/(cos 2x+1)dx is equal to

    A
    `tan x-x+c`
    B
    `-x-tan x+c`
    C
    `x-tan x+c`
    D
    `-x-cot x+c`

  • int (cos 2x-1)/(cos 2x+1) dx is equal to

    A
    tan x-x+C
    B
    x+tanx+C
    C
    x-tanx+C
    D
    `-x-cotx+C`

  • The value of int(cos2x)/(cosx) dx is equal to

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    `2sinx-ln|secx+tanx|+C`
    B
    `2sinx-ln|secx-tanx|+C`
    C
    `2sinx+ln|secx+tanx|+C`
    D
    `sinx-ln|secx-tanx|+C`

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