Answer the following questions: Write down the range of `f(x) = cot^-1x`.

Answer the following questions Write two uses of medians.

Answer the following questions: Write the interval in which the function f(x)=cos x is strictly decresing.

Answer the following questions: Evaluate int2xf(x^2) dx .

Answer the following questions: If 2^x=3^y , then find (dy)/(dx) .

Write down the value of Delta log x.

Find the derivate of y =e^(cot^-1x) .

Answer the question Find the derivative of the function x cos x.

Solve any of the following equation: tan x+cot x=1

Find the slope of the line joining the following points and hence write down the inclination of the line to the positive X-axis. (i) (3, 4) and (-2, -1)