Question

0.
7.) If 3 tan 0 = 3 sin 0, prove that (sin’o-cos
(sin?73° + sin’17)
8. Prove that
1.
(cos?28° + cos’62)
9. If 2 sin 20 = 73, prove that 0 = 30°
1 + cos A
10. Prove that
V 1 -cos A
= (cosec A+ cot A).
Short-Answer Questions (3 marks)​

Answer 1

Answer:

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