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Evaluate int (1)/(a sin x + b cos x ) dx...

Evaluate `int (1)/(a sin x + b cos x ) dx ` where ` a, b in R and a^2+b^(2) ne 0 " on " R. `

Text Solution

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The correct Answer is:
`=(1)/(sqrt(a^(2)+b^(2))) log |tan""(1)/(2)(x+ theta )|+C`
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