RBSE 10 Math Chapter 6 Trigonometric Ratios Ex 6.1

Basic Identities & Formula  Trigonometric RBSE Class 10 Math 6.1

Trigonometric Formula RBSE 10 maths 6.1 useful formula and exercise Question Video Solution

Example No 7

Solution :

Question 1. Find the value of the following: (Q. 1 to 10) RBSE 10 Math 6.1
2 sin 45° cos 45°

Question 2. RBSE 10 Math 6.1
cos 45° cos 60° – sin 45° sin 60°.

Solution:

Question 3.
sin2 30° + 2 cos2 45° + 3 tan2 60°

Solution:

Question 4.  https://modeducation.com/
3 sin 60° – 4 sin3 60°.

Solution:

Question 5.

Solution:

Question 6.
4 cot2 45° – sec2 60° + sin2 60° + cos2 90°.
Solution:

Question 7.

Solution :

Question 8.

Solution :

Question 9.

Solution :

Question 10.

Solution :

Question 11.

Find the value of x in the following  modeducation.com
(i) cos x = cos 60° cos 30° + sin 60° sin 30°
(ii) sin 2x = sin 60° cos 30° – cos 60° sin 30°
(iii) √3 tan2x = sin 30° + sin 45° cos 45° + 2 sin 90°.

Solution :

Question 12.

Solution :

Question 13.

4 cot2 45° – sec2 60° – sin2 30° = –1/4

Solution :

Question 14.

4 sin 30° sin2 60° + 3 cos 60° tan 45° = 2 sec2 45° – cosec2 90°

Solution :

Question 15.

cosec2 45° sec2 30° sin3 90° cos 60° = 4/3
Solution :

Question 16.

Solution :

Question 17.

2(cos2 45° + tan2 60°) – 6(sin2 45° – tan2 30°) = 6

Solution :

Question 18.

(sec2 30° + cosec2 45°) (2 cos 60°+ sin 90° + tan 45°) = 10

Solution :

Question 19.

(1 – sin 45° + sin 30°) (1 + cos 45° + cos 60°) =7/4

Solution :

Question 20.

cos2 0° – 2 cot2 30° + 3 cosec2 90° = 2(sec2 45° – tan2 60°)

Solution :

Question 21.

Solution :

Question 22.

Solution :

Chapter 7 Trigonometric Identities Ex 7.1

Chapter 7 Trigonometric Identities Ex 7.2

We hope that you have understood all the questions of class 10 mathematics chapter 6 trigonometric ratio 6.1 RBSE board. If you have any question about Rajasthan Board RBSE Class 10 Mathematics Chapter 6 Trigonometric Ratio Exercise 6.1, leave a comment below and we will try to answer your question as soon as possible.

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