Question: Please help me 1. Simplify the given expression. 6 marks (2, 2, 2)] sin 3a cos 30 sin 7 - sin r CSC X sin

Please help me 1. Simplify the given expression. 6 marks (2,

Please help me

2, 2)] sin 3a cos 30 sin 7 - sin" r CSC

1. Simplify the given expression. 6 marks (2, 2, 2)] sin 3a cos 30 sin 7 - sin" r CSC X sin a COST. COST - COST tanr + cot x

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