how to proceed it.....
evaluate it....
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I have continued where you have stopped.
your answer should be 1/√3
your answer should be 1/√3
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Hiteshbehera74:
mark it as brainliest if you liked it
thanks
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HEYA MATE, HERE IS UR ANSWER ____________________
cot12×cot38×cot 52 ×cot 60 ×cot 78
=cot 12 ×cot 78 ×cot 38 ×cot 52 ×cot 60
= cot (90- 78) ×cot 78 ×cot (90-52) ×cot52 ×cot 60
= Tan 78 × cot 78 ×tan 52 ×cot 52 ×cot 60
= 1/cot 78 ×cot 78 ×1/cot 52 ×cot 52 ×cot 60
= cot 60
= 1/ root 3.
________☆☆HOPE THE ANSWER HELPS YOU ☆☆_____BE BRAINLY ☆☆____☆☆
cot12×cot38×cot 52 ×cot 60 ×cot 78
=cot 12 ×cot 78 ×cot 38 ×cot 52 ×cot 60
= cot (90- 78) ×cot 78 ×cot (90-52) ×cot52 ×cot 60
= Tan 78 × cot 78 ×tan 52 ×cot 52 ×cot 60
= 1/cot 78 ×cot 78 ×1/cot 52 ×cot 52 ×cot 60
= cot 60
= 1/ root 3.
________☆☆HOPE THE ANSWER HELPS YOU ☆☆_____BE BRAINLY ☆☆____☆☆
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