By expressing cos 82° in terms of trigonometrical ratios, answer w – McqOptions

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1.	By expressing cos 82° in terms of trigonometrical ratios, answer will be
A.	− cos 29° = -0.8746
B.	− cos 38° = -0.7880
C.	− cos 89° = -0.2319
D.	− cos 98° = -0.1392
Answer» E.

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