10 then + COS Let n be a fixed positive integer such that sin (A) n<4 (C) n = 6 2n 2n (B) n>8 (D) none of these

Let n be a fixed positive integer such that sin(pi/(2n))+cos(pi/(2n))=sqrtn/2 then

Let n be a positive integer such that sinpi/(2n)+cospi/(2n)=(sqrt(n))/2dot

Let n be a positive integer such that sin(pi/(2n))+cos(pi/(2n))=(sqrt(n))/2dot Then

Let n be a positive integer such that sin(pi/(2n))+cos(pi/(2n))=(sqrt(n))/2 Then

Let n be a positive integer such that sin (pi/(2n))+cos(pi/(2n))=(sqrt(n))/2dot Then

If n is positive integer show that 9^n+7 is divisible 8

If n is positive integer show that 9^(n+7) is divisible 8

Let n be a positive integer such that sin (pi/(2n))+cos (pi/(2n))= sqrt(n)/2 then (A) n=6 (B) n=1,2,3,….8 (C) n=5 (D) none of these

Let n be a positive integer such that sin (pi/(2n))+cos (pi/(2n))= sqrt(n)/2 then (A) n=6 (B) n=1,2,3,….8 (C) n=5 (D) none of these

Let n be a fixed positive integer.Define a relation R on the set Z of integers by,aRb hArr n|a-b. Then,R is not