## Question

###### Express the given product as sum or difference containing only sines or cosines_cos2(Simpliiy your answer )

Express the given product as sum or difference containing only sines or cosines_ cos 2 (Simpliiy your answer )

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Which of the following compounds would have a higher boiling point than N-methylpropan-1-amine? 1) sec-butyl alcohol 2) ethane-1,2-diol 3) triethylamine 4) propan-2-one a) Only L b) Only 2 c) Only 3 d) Only 4 e) 1and 2 f) 1and 4 g) 1,2 and 3 h) 2,3 and 4 i) 1,3 and 4 j) 2 and 3...

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