RD SHARMA SOLUTION CHAPTER- 7 Trigonometric Ratios of Compound Angles I CLASS 11TH MATHEMATICS-EDUGROWN

Chapter 5 Trigonometric Ratios of Compound Angles Exercise Ex. 7.1

Question 34

Solution 34

Question 19

Solution 19

Question 32

Solution 32

Question 33

Solution 33

Question 1(i)

Solution 1(i)

Question 1(ii)

Solution 1(ii)

Question 1(iii)

Solution 1(iii)

Question 1(iv)

Solution 1(iv)

Question 2(a)

Solution 2(a)

Question 2(b)

Solution 2(b)

Question 3

Solution 3

Question 4

Solution 4

Question 5

Solution 5

Question 6(i)

Solution 6(i)

Question 6(ii)

Solution 6(ii)

Question 7

Solution 7

Question 8(i)

Solution 8(i)

Question 8(ii)

Solution 8(ii)

Question 8(iii)

Solution 8(iii)

Question 9

Solution 9

Question 10

Solution 10

Question 11(i)

Solution 11(i)

Question 11(ii)

Solution 11(ii)

Question 11(iii)

Solution 11(iii)

Question 12(i)

Prove that:

Sin (60^o – q) cos (30^o + q) + cos (60^o – q) sin (30^o + q) = 1Solution 12(i)

Question 12(iii)

Prove that:

Solution 12(iii)

Question 12(ii)

Prove that:

Solution 12(ii)

Question 13

Solution 13

Question 14(i)

Solution 14(i)

Question 14(ii)

Solution 14(ii)

Question 15(i)

Solution 15(i)

Question 15(ii)

Solution 15(ii)

Question 16(i)

Solution 16(i)

Question 16(ii)

Solution 16(ii)

Question 16(iii)

Solution 16(iii)

Question 16(iv)

Solution 16(iv)

Question 16(v)

Solution 16(v)

Question 16(vi)

Solution 16(vi)

Question 17(i)

Solution 17(i)

Question 17(ii)

Solution 17(ii)

Question 17(iii)

Solution 17(iii)

Question 17(iv)

Solution 17(iv)

Question 18

Solution 18

Question 20

Solution 20

Question 21

Solution 21

Question 22

Solution 22

Question 23

Solution 23

Question 24

Solution 24

Question 25

Solution 25

Question 26

Solution 26

Question 27

Solution 27

Question 28(i)

Solution 28(i)

Question 28(ii)

Solution 28(ii)

Question 29(i)

Solution 29(i)

Question 29(ii)

Solution 29(ii)

Question 29(iii)

Solution 29(iii)

Question 30

Solution 30

Question 31

Solution 31

Chapter 17 Trigonometric Ratios of Compound Angles Exercise Ex. 7.2

Question 4

Solution 4

Question 1(i)

Solution 1(i)

Question 1(ii)

Solution 1(ii)

Question 1(iii)

Solution 1(iii)

Question 1(iv)

Solution 1(iv)

Question 2(i)

Solution 2(i)

Question 2(ii)

Solution 2(ii)

Question 2(iii)

Solution 2(iii)

Question 3

Solution 3