Math, asked by raviraj1301iit, 10 months ago

PROVE THAT
COT27+COT32+COT31=COT27.COT32.COT31

Answers

Answered by vynavibv

3

Answer:

Step-by-step explanation:

27+35+31=90

Cot90=0

Cot(27+35+31)=cot27+cot35+cot31 - cot27cot31cot35=0

Therefore,

Cot27+cot31+cot35=cot27.cot35.cot31

Hence proved

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