The value of `i^(1+3+5++(2n+1))` is________.

The value of 2^(n)n!(1.3.5.....(2n-1)) is

The value of 1 + 3 + 5 + 7 + ……………. (2n - 1) is: 1 + 3 + 5 + 7 + ……………. (2n - 1) का मान है:

The value of 1 + 3 + 5 + 7 +……………. (2n - 1) is: 1 + 3 + 5 + 7 +……………. (2n - 1) का मान है:

If 2tan^2x-5secx=1 is satisfied by exactly seven distinct values of x in [0,((2n+1)pi)/2],n in N , then the greatest value of n is________.

If 2tan^2x-5secx=1 is satisfied by exactly seven distinct values of x in [0,((2n+1)pi)/2],n in N , then the greatest value of n is________.

If 2tan^2x-5secx=1 is satisfied by exactly seven distinct values of x in [0,((2n+1)pi)/2],n in N , then the greatest value of n is________.

Let f(x)=(x-1)(x-2)(x-3)(x-n),n in N ,a n df(n)=5040. Then the value of n is________

Let f(x)=(x-1)(x-2)(x-3)(x-n),n in N ,a n df(n)=5040. Then the value of n is________

Let f(x)=(x-1)(x-2)(x-3)--(x-n),n in N ,a n df(n)=5040. Then the value of n is________

Let f(x)=(x-1)(x-2)(x-3)(x-n),n in N ,a n df(n)=5040. Then the value of n is________