Complete Lecture

Conceptwise Videos

Deriving formulas for 2 cos x cos y, cos 2x, cos (x/2), cos (x±π/2), sin (x+y), sin (x-y), sin 2x etc

Deriving formulas for cos A ± cos B, sin A ± sin B

Deriving formulas for cos 3x, sin3x

Defining tan x

Plotting the graph of tan x

Discussing unboundedness of tan x

Calculating tan (-x), tan (x±π)

Calculating tan (π/2-x) and introducing cot x

NCERT and Reference Books Material

NCERT Topic 01

Exemplar Problems

Problem 01 Problem 02 Problem 03 Problem 04 Problem 05

Related Problems with Solution

Solution 01 Solution 02 Solution 03 Solution 04 Solution 05 Solution 06 Solution 07

Previous Year JEE Exams Problems

Problem 01 Problem 02 Problem 03 Problem 04 Problem 05 Problem 06

Shortcut Methods

Shortcut Method 01

Notes from the JEE Toppers

Notes 01 Notes 02

Concepts and Formulas to Remember

Concepts 01 Concepts 02

Exercises from NCERT

Videos Reference Material

Trigonometric Functions Lec 03

Content Contributed By

Sunil Dhaka, Mathematics & Statistics, IIT Kanpur

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