[" If "I_(n)=int_(0)^( pi)e^(x)(sin x)^(n)dx," then "(I_(3))/(I_(1))],[" is equal to "]

If I_(n)=int_(0)^(pi) e^(x)(sinx)^(n)dx , then (I_(3))/(I_(1)) is equal to

If I_(n)=int_(0)^(pi) e^(x)sin^(n)x " dx then " (I_(3))/(I_(1)) is equal to

IfI_(n)=int_(0)^( pi)e^(x)(sin x)^(n)dx,then(I_(3))/(I_(1)) is equal to (3)/(5)(b)(1)/(5)(c)1(d)(2)/(5)

If I_(1)=int_(0)^((pi)/(2))e^(sinx)(1+x cos x)dx and I_(2)=int_(0)^((pi)/(2))e^(cosx)(1-x sin x)dx, then [(I_(1))/(I_(2))] is equal to (where [x] denotes the greatest integer less than or equal to x)

If I_(1)=int_(0)^((pi)/(2))e^(sinx)(1+x cos x)dx and I_(2)=int_(0)^((pi)/(2))e^(cosx)(1-x sin x)dx, then [(I_(1))/(I_(2))] is equal to (where [x] denotes the greatest integer less than or equal to x)

If I_(n)=int_(0)^(pi//4)tan^(n)x dx, then 7(I_(6)+I_(8))=

If I_(n)=int_(0)^(pi//2) x^(n) sin x dx , then I_(4)+12I_(2) is equal to\

If I_(n)=int_(0)^(pi//2) x^(n) sin x dx , then I_(4)+12I_(2) is equal to\

If I_(n)=int_(0)^((pi)/(2))(sin^(2)nx)/(sin^(2)x)dx, then