Question

Answering this question

Answer 1

Answer :-

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cos45° / ( sec30° + cosec30° )

= ( 1 / √2 ) / ( √3 + 2 )

= √3 + 2 / √2

= √2 ( √3 + 2 ) / √2 × √2

= ( √6 + 2√ ) / 2. [ • Required answer ]

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Thanks!