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+1 vote
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in Calculus by (40.7k points)
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निम्नलिखित के मान ज्ञात कीजिए 

\(\int\frac{1-cos\,2x}{1+cos\,2x} dx\) का मान है

(a) tan x + x + C

(b) cot x + x + C

(c) tan x – x + C

(d) cot x – x + C

1 Answer

+1 vote
by (40.4k points)
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Best answer

 \(\int\frac{1-cos\,2x}{1+cos\,2x} dx\) 

= ∫sec2 x dx – ∫1 dx

= tan x – x + C

अत: विकल्प (c) सही है।

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