Table of Contents
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
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
Solution 12
Question 13
Solution 13
Question 14
Solution 14
Question 15
Solution 15
Question 16
Solution 16
Question 17
Solution 17
Question 18
Solution 18
Question 19
Solution 19
Question 20
Solution 20
Question 21
Solution 21
Question 22
Solution 22
Question 23
Solution 23
Question 24
Prove that
Solution 24
Question 26
Solution 26
Question 27
Solution 27
Question 28(i)
Solution 28(i)
Question 28(ii)
Solution 28(ii)
Question 29
Solution 29
Question 30(i)
Solution 30(i)
Question 30(ii)
Solution 30(ii)
Question 30(iii)
Solution 30(iii)
Question 32
Solution 32
Question 33
Solution 33
Question 34
Solution 34
Question 36
Solution 36
Question 37
Solution 37
Question 38(i)
Solution 38(i)
Question 38(ii)
Solution 38(ii)
Question 39
Solution 39
Question 40
Solution 40
Question 41
Solution 41
Question 41
Solution 41
Question 42
Solution 42
Question 43
Solution 43
Question 44
Solution 44
Question 45
Solution 45
Question 25
Solution 25
Question 31
Solution 31
Question 35
Solution 35
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
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