Question

Answer these question ​

Answer 1

therefore LHS = RHS

Answer 2

cos(90-20°)/sin20°+cos(90-35°).cosec35°/tan5°.tan25°.tan(90-25°).tan(90-5°)

sin20°/sin20°+sin35°.cosec35°/tan5°.cot5°.tan25°.cot25°

1+1/1

1+1=2

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