the value of 4cot 45°–sec²60°+sin30° a)1/3 b) 1/2 c) 1/4 d) 2/3
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Step-by-step explanation:
4cot45°-sec²60°+sin30°
= 4×1-(√3/2)²+1/2
=4-3/4+1/2
=16-3+2/4
=18-5/4
=13/4
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