Which of the following pairs of functions are identical?

Which of the following pairs of function are identical?

Which of the following pair of functions are identical

Which of the following pair of functions are identical?

Which of the following pairs of function are identical?

Which of the following pair of functions are identical

Which of the following pair of functions are identical ?

Which of the following pairs of function are identical?

Which of the following pairs of function are identical?

Which of the following pairs of function are identical? a. f(x)=e^(In sec^(-1)x) " and " g(x)=sec^(-1)x b. f(x)=tan(tan^(-1)x) " and " g(x)=cot(cot^(-1)x) c. f(x)=sgn(x) and g(x)=sgn(sgn(x)) d. f(x)=cot^(2)*cos^(2)x " and " g(x)=cot^(2)x-cos^(2)x

Which of the following pairs of functions is/are identical ?