If y=1/(1-x^2)^(1/2) then find dy/dx
Question : If y=1/(1-x^2)^(1/2) then find dy/dx Solution : Given \[y=\frac{1}{\sqrt{1-x^2}}\] is a rational function. So to find it's derivative, we shall use formula of derivative for a rational function…
how to prove that derivative of sin(x) is cos(x)
Introduction : In this we shall prove that derivative of sin(x) is cos(x) using the formal definition of derivative. Question : prove that derivative of sin(x) is cos(x) Solution :…