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Let I=int0^(10pi) (cos6xcos7xcos8xcos9x)...

Let `I=int_0^(10pi) (cos6xcos7xcos8xcos9x)/(1+e^(2sin^3 4x))dx` Now answer the question: If `I=k int_0^(pi/2) cos6xcos7xcos8xcos9xdx`, then `k`= (A) `5` (B) `10` (C) `20` (D) none of these

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RESONANCE DPP ENGLISH-JEE MAINS-All Questions
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  2. Consider the equation sin^(-1)(x^(2)-6x+(17)/(2))+cos^(-1)k=(pi)/(2),...

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  3. Let I=int0^(10pi) (cos6xcos7xcos8xcos9x)/(1+e^(2sin^3 4x))dx Now answ...

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  10. If the value of definite integral int(1)^(a)x.a^([log(a)x])d x, wher...

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