# NCERT Solutions for Class 11 Maths Chapter 3

NCERT Solutions for Class 11 Maths Chapter 3 Trigonometric Functions in English Medium Trikonmitiy Falan in Hindi Medium download in PDF file format to use it offline or use online without downloading for session 2021-2022.

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## NCERT Solutions for Class 11 Maths Chapter 3

Class: 11 | Maths (English and Hindi Medium) |

Chapter 3: | Trigonometric Functions |

### 11th Maths Chapter 3 Solutions

NCERT Solutions for Class 11 Maths Chapter 3 Trigonometric Functions are given below to download in PDF or use online in Hindi and English Medium. Contents are updated for academic session 2021-22 for UP Board, MP Board, CBSE and all other boards who are using NCERT Books 2021-22 as their course books.

### 11th Maths Chapter 3 Solutions in English Medium

- Class 10 Maths Exercise 3.1 Solutions in English
- Class 10 Maths Exercise 3.2 Solutions in English
- Class 10 Maths Exercise 3.3 Solutions in English
- Class 10 Maths Exercise 3.4 Solutions in English
- Class 10 Maths Exercise 3.5 (Supplementary) Solutions
- Class 10 Maths Miscellaneous Exercise 3 Solution in English

### 11th Maths Chapter 3 Solutions in Hindi Medium

- Class 10 Maths Exercise 3.1 Solutions in Hindi
- Class 10 Maths Exercise 3.2 Solutions in Hindi
- Class 10 Maths Exercise 3.3 Solutions in Hindi
- Class 10 Maths Exercise 3.4 Solutions in Hindi
- Class 10 Maths Exercise 3.5 Solutions in Hindi
- Class 10 Maths Miscellaneous Exercise 3 Solutions in Hindi
- Class 11 Maths Solutions Main Page

#### Class 11 Maths Chapter 3 Exercise 3.1 Solution in Videos

#### Class 11 Maths Chapter 3 Exercise 3.2 Solution in Videos

#### Class 11 Maths Chapter 3 Exercise 3.3 Solution in Videos

#### Class 11 Maths Chapter 3 Exercise 3.4 Solution in Videos

#### Class 11 Maths Chapter 3 Exercise 3.5 Solution in Videos

#### Class 11 Maths Chapter 3 Miscellaneous Exercise Solution in Videos

#### Questions for Practice

- Write the value of 2sin 75° sin 15°?
- What is the maximum value of 3 – 7 cos 5x?
- Express sin 12A + sin 4A as the product of sines and cosines.
- Express 2 cos 4x sin 2x as an algebraic sum of sines and cosines
- Write the maximum value of cos (cos x).
- Write the minimum value of cos (cos x).
- Write the radian measure of 22° 30’
- Find the length of an arc of a circle of radius 5cm subtending a central angle measuring 15°.

##### Class 11 Maths Chapter 3 Important Questions for Practice

- 1. Find the maximum and minimum value of 7 cos x + 24 sin x
- 2. Evaluate sin(π + x) sin(π – x) cosec² x
- 3. Find the angle in radians between the hands of a clock at 7 : 20 pm.
- 4. A horse is tied to a post by a rope. If the horse moves along a circular path, always keeping the rope tight and describes 88 metres when it traces 72° at the centre, find the length of the rope.
- 5. Draw sin x, sin 2x and sin 3x on same graph and with same scale.

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