Chapter 3 Trigonometric Functions exercise 3.3 solutions class 11 NCERT maths

Mathematics NCERT class 11 chapter 3 Trigonometric Functions exercise 3.3 solutions are given.

You should study the textbook lesson Trigonometric Functions very well.

You should also practice the example problems and solutions are given in the textbook.

You can observe the solutions given below and try them in your own way.

NCERT maths solutions for class 11 for some chapters

NEET Physics

NEET Biology

Trigonometric Functions

Exercise 3.1

Exercise 3.2

Exercise 3.3

Maths solutions for exercise 3.3 class 11

Class 11 maths NCERT 

Chapter 3

Trigonometric Functions

Exercise 3.3

Question and solution 

CBSE class 11 maths solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 1

CBSE class 11 maths solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 2

CBSE class 11 maths solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 3

Exercise 3.3 class 11 maths solutions Chapter 3 Trigonometric Functions Problem 4 NCERT 

Exercise 3.3 class 11 maths solutions Chapter 3 Trigonometric Functions Problem 5 NCERT 
Find the value of

i. Sin 75°

ii. tan 15°

Exercise 3.3 class 11 maths solutions Chapter 3 Trigonometric Functions Problem 6 NCERT 
Cos (π/4 – x) cos (π/4 – y) – sin (π/4 – x) sin (π/4 – y) = sin (x + y)

11th maths NCERT solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 7 

11th maths NCERT solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 8 

11th maths NCERT solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 9 
Cos (3π/4 + x ) cos (2π/4 + x) [cot (3π/4 – x) + cot (2π + x) ] = 1.

11th maths NCERT solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 10 
Sin (n + 1)x sin (n + 2)x + cos (n + 1)x cos ( n + 2)x = cos x

Class 11 maths NCERT solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 11 
Cos (3π/4 + x) – cos (3π/4 – x) = – √2 sin x

Class 11 maths NCERT solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 12 

Class 11 Maths Exercise 3.3 Trigonometric Functions solutions

Class 11 maths NCERT solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 13 

Class 11 maths NCERT solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 14 

Class 11 maths NCERT solutions Chapter 3 Trigonometric Functions exercise 3.3 Problem 15

Cot 4x (sin 5x + sin 3x) = cot x (sin 5x – sin 3x) 

Class 11 math solution Chapter 3 Trigonometric Functions exercise 3.3 Problem 16

Class 11 math solution Chapter 3 Trigonometric Functions exercise 3.3 Problem 17
(Sin 5x + sin 3x)/ (cos 5x + cos 3x) = tan 4x

Class 11 math solution Chapter 3 Trigonometric Functions exercise 3.3 Problem 18

Class 11 math solution Chapter 3 Trigonometric Functions exercise 3.3 Problem 19

Class 11 math solution Chapter 3 Trigonometric Functions exercise 3.3 Problem 20

Maths solutions Chapter 3 Trigonometric Functions exercise 3.3 class 11 Problem 21

Maths solutions Chapter 3 Trigonometric Functions exercise 3.3 class 11 Problem 22
Cot x cot 2x – cot 2x cot 3x – cor 3x cot x = 1

Maths solutions Chapter 3 Trigonometric Functions exercise 3.3 class 11 Problem 23

Maths solutions Chapter 3 Trigonometric Functions exercise 3.3 class 11 Problem 24

Maths solutions Chapter 3 Trigonometric Functions exercise 3.3 class 11 Problem 25

Note : Observe the solutions and try them in your own method.

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