. Hey guys I just wanted to answer
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Answer:
3cot 31.tan15.cot27.tan75.cot63.cot59
Step-by-step explanation:
3cot31.tan15cot27tan(90-15).cot (90-27).cot (90-31)
3cot31.tan15cot27.cot15.tan27.tan31 =3(1)=3
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