Matrices and Calculus: Unit II: Differential Calculus

Derivative of Inverse Functions

Trigonometric Functions, Worked Examples, Exercise with Answers | Differential Calculus

Worked Examples, Exercise with Answers: Derivative of Inverse Functions: Matrices and Calculus: Differential Calculus

DERIVATIVE OF INVERSE FUNCTIONS

Let ƒ be a differentiable function and one-one with domain Df. For aDf let f'(a) exist and ƒ'(a) ≠ 0.

Let g be the inverse of f, then g is differentiable and g'(f(a)) = 1/f'(a)


In Leibnitz notation

Let y = f(x), then x = g(y) then

In other words, at the corresponding points.


1. Derivative of Inverse Trigonometric Functions




WORKED EXAMPLES

Example 1 

Differentiate the following with respect to x


Solution



Example 2 

Differentiate the following with respect to x


Solution



Example 3 

Differentiate the following with respect to x


Solution



Example 4 

Find dy/dx from the following


Solution




Example 5 

Find the derviative of


Solution



Example 6 

Find the derivative of f(x) =

Solution 



EXERCISE 2.7

Differentiate the following functions



ANSWERS TO EXERCISE 2.7.



Matrices and Calculus: Unit II: Differential Calculus : Tag: : Trigonometric Functions, Worked Examples, Exercise with Answers | Differential Calculus - Derivative of Inverse Functions


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Matrices and Calculus

MA3151 1st semester | 2021 Regulation | 1st Semester Common to all Dept 2021 Regulation