Cos45Sen 30+cosec 30

1.	Cos45Sen 30+cosec 30
Answer» Cos 45 = 1/√2Sin 30 = 1/2Cosec 30 = 2Cos45 Sin30 + Cosec 30 = (1/√2) (1/2) + 2 = 1/2√2 + 2 = (1 + √2)/2√2 = (√2+3)÷2

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