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[" 10.सिद्ध करे कि "int(0)^( pi/2)log si...

[" 10.सिद्ध करे कि "int_(0)^( pi/2)log sin xdx=int_(0)^( pi/2)log cos xdx=-(pi)/(2)log2],[" 11.उस बिन्दु के नियामक ज्ञात करे जहाँ बिन्दुओ "P(1,-2,3)" और "Q(4,7,8)" को मिरी "]

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int_(0)^( pi)log xdx

int_ (0) ^ (pi) x log sin xdx

Prove that int_(0)^(pi//2)log (sinx)dx=int_(0)^(pi//2) log (cosx)dx=-(pi)/(2) log 2 .

Prove that int_(0)^(pi//2)log (sinx)dx=int_(0)^(pi//2) log (cosx)dx=-(pi)/(2) log 2 .

Prove that int_(0)^(pi//2)log (sinx)dx=int_(0)^(pi//2) log (cosx)dx=-(pi)/(2) log 2 .

int_(0)^(pi)log(1+cosx)dx=-pi(log2)

int_(0)^(pi//2)cos^(7)xdx=

int_(0)^((pi)/(2))log(sinx)dx=int_(0)^((pi)/(2))log(cosx)dx=(pi)/(2)log.(1)/(2)

int_(0)^((pi)/(2))log(sinx)dx=int_(0)^((pi)/(2))log(cosx)dx=(pi)/(2)log.(1)/(2)

int_(0)^(pi//2)sin^(7)xdx