" If "x=(e^(i7)-e^(-n))/(e^(n)+e^(-n))" then the value of "n" is "

x=(e^(n)-e^(-n))/(e^(n)+e^(-n)) then the value of n

int (e ^ (x) + (1) / (e ^ (n))) ^ (2)

If I_(n)= int (e^(ax))dx/(x^(n)) , then I_(n)=

A series of concentric ellipses E_1,E_2, E_3..., E_n are drawn such that E touches the extremities of the major axis of E_(n-1) , and the foci of E_n coincide with the extremities of minor axis of E_(n-1) If the eccentricity of the ellipses is independent of n, then the value of the eccentricity, is

A series of concentric ellipses E_1,E_2, E_3..., E_n are drawn such that E touches the extremities of the major axis of E_(n-1) , and the foci of E_n coincide with the extremities of minor axis of E_(n-1) If the eccentricity of the ellipses is independent of n, then the value of the eccentricity, is

Coefficient of x^n in e^(e^x) is 1/(n!) k then k =

The value of lim_(xtooo) ((2^(x^(n)))e^((1)/(x))-(3^(x^(n)))e^((1)/(x)))/(x^(n)) (where n in N ) is

The value of lim_(xtooo) ((2^(x^(n)))e^((1)/(x))-(3^(x^(n)))e^((1)/(x)))/(x^(n)) (where n in N ) is