`sqrt(3^(2n))=27` then `n=`

If sqrt(2^(n))=1024, then 3^(2((n)/(4)-4))=3(b)9 (c) 27(d)81

If cos18^(@)-sin18^(@)=sqrt(n)sin27^(@) , then n=

If U_n=(sqrt(3)+1)^(2n)+(sqrt(3)-1)^(2n) , then prove that U_(n+1)=8U_n-4U_(n-1)dot

If U_(n)=(sqrt(3)+1)^(2n)+(sqrt(3)-1)^(2n), then prove that U_(n+1)=8U_(n)-4U_(n-1)

If U_n=(sqrt(3)+1)^(2n)+(sqrt(3)-1)^(2n) , then prove that U_(n+1)=8U_n-4U_(n-1)dot

If\ \ sqrt(2^n)=1024 ,\ \ then 3^(2(n/4-4))= (a)3 (b) 9 (c) 27 (d) 81

If S_(n)={(1)/(1+sqrt(n))+(1)/(2+sqrt(2n))+(1)/(3+sqrt(3n))+....+(1)/(n+sqrt(n^(2)))} then {:(" "Lt),(n rarr oo):} S_(n)=

If (sqrt(3)-i)^(n)=2^(n) , n in Z, then n is a multiple of