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Evaluate: int(secxcos e cx)/(log(tanx)dx...

Evaluate: `int(secxcos e cx)/(log(tanx)dx`

Text Solution

Verified by Experts

Let,`log(tanx) = t `
⇒ `secx.cosecx.dx = dt`
Put t and dt in given equation we get,
⇒ `∫dt/t = ln|t| + c.`
But,` t = log(tanx)`
= `ln|log(tanx)| + c`
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