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Evaluate int (cos 2x + 2 sin ^(2) x dx ...

Evaluate ` int (cos 2x + 2 sin ^(2) x dx )/( cos^(2) x ) `

Text Solution

Verified by Experts

The correct Answer is:
` = int (1)/(cos^(2) x ) dx = int sec^(2) x dx = tan x + c `
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Knowledge Check

  • int(1+cos2x)/(sin^(2)2x)dx :

    A
    `(1)/(2)cotx+c`
    B
    `-(1)/(2)cotx+c`
    C
    `(1)/(2)tanx+c`
    D
    `-(1)/(2)tanx+c`

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