" (b) "y=log(x+sqrt((x^(2)-9^(2)))+sec^(-1)x/9

intsqrt((e^x+1)/(e^x-1))dx (A) ln (e^(x)+sqrt(e^(2x)-1))-sec^(-1)(e^(x)) +C (B) ln(e^(x)+sqrt(e^(2x)-1))+sec^(-1)(e^(x))+C (C) ln (e^(x)-sqrt(e^(2x)-1))-sec^(-1)(e^(x)) +C (D) ln(e^(x)+sqrt(e^(2x)-1))-sin^(-1)(e^(-x))+C

Domain of definition of the function f(x)=log(sqrt(10.3^(x-2)-9^(x-1)-1)+sqrt(cos^(-1)(1-x))

The function f(x) = sec[log(x + sqrt(1+x^2))] is

The function f(x) = sec[log(x + sqrt(1+x^2))] is

The function f(x) = sec[log(x + sqrt(1+x^2))] is

The function f(x) = sec[log(x + sqrt(1+x^2))] is

If y = log (x + sqrt(x ^(2) + 1)) then y _(2)(1) =

If y= log [x + sqrt(9 + x^(2))], "then" (dy)/(dx) is equal to

The coefficient of x^(9) in expansion of (x^(3)+(1)/(2^(log sqrt2(x^(3)/(2)))))^(11) is equal to

The coefficient of x^(9) in expansion of (x^(3)+(1)/(2^(log sqrt2(x^((3)/(2))))))^(11) is equal to