which of following is equal to cot 10 ×cot 20×cot 30×......×cot80?
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Cot10 * cot20 * cot 30.............* Cot80
1/tan10 *1/tan20...........*tan(90-80)
1/tan10 * 1/tan20*............*tan20.....tan10
= 1
Therefore the answer is 1
If the answer helped you then plz mark it as the brainliest
1/tan10 *1/tan20...........*tan(90-80)
1/tan10 * 1/tan20*............*tan20.....tan10
= 1
Therefore the answer is 1
If the answer helped you then plz mark it as the brainliest
praneet08:
Plz mark it as the brainliest
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