Math, asked by sampreena03, 4 months ago

Please solve this sum on Inverse Trigo. Please!!
$\cot^{ - 1}1 \: + \cot^{ - 1}2 \: + \cot^{- 1} 3 \: = \pi \div 2$

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Answered by ms8120584

1

hope this will be helpful to you

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