Chapter 9 : Trigonometric Ratios of Multiple and Submultiple Angles - Rd Sharma Solutions for Class 11-science Maths CBSE

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Chapter 9 - Trigonometric Ratios of Multiple and Submultiple Angles Exercise Ex. 9.1

Question 1
Solution 1
Question 2
Solution 2
Question 3
Solution 3
Question 4
Solution 4
Question 5
Solution 5
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Solution 6
Question 7
Solution 7
Question 8
Solution 8
Question 9
Solution 9
Question 10
Solution 10
Question 11
Solution 11
Question 12
Solution 12
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Solution 13
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Solution 14

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Question 24

Prove that

Solution 24

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Solution 25

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Solution 26


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Solution 28

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Chapter 9 - Trigonometric Ratios of Multiple and Submultiple Angles Exercise Ex. 9.2

Question 1
Solution 1
Question 2

Solution 2

Question 3
Solution 3
Question 4
Solution 4
Question 5

Solution 5

Question 6
Solution 6
Question 7

Solution 7

Question 8
Solution 8
Question 9
Solution 9
Question 10
Solution 10
Question 11
Solution 11

Chapter 9 - Trigonometric Ratios of Multiple and Submultiple Angles Exercise Ex. 9.3

Question 1
Solution 1
Question 2
Solution 2
Question 3
Solution 3
Question 4

Solution 4

Question 5
Solution 5
Question 6
Solution 6

Question 7
Solution 7
Question 8
Solution 8
Question 9
Solution 9
Question 10
Solution 10

Chapter 9 - Trigonometric Ratios of Multiple and Submultiple Angles Exercise Ex. 9VSAQ

Question 1

Solution 1

Question 2

Solution 2

Question 3

Solution 3

Question 4

Solution 4

Question 5

Solution 5

Question 6

Solution 6

Question 7

Solution 7

Question 8

Solution 8

Question 9

Solution 9

Question 10

Solution 10

Question 11

Solution 11

Question 12

If sin x + cos x = a, find the value of sin6 x + cos6 x.

Solution 12

Question 13

If sin x + cos x = a, find the value of |sin x – cos x|.

Solution 13

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