Math, asked by teriya2421, 1 year ago

if A+B = 135 THEN (1+cotA)(1+cotB)=

Answers

Answered by parbati1panigrahi

8

opssss....... I don't have any idea...

Bubu301102: (1+Cota)(1+Cotb)=1+Cota+Cotb+CotaCotb=1+ CotaCotb/Cot(a+b)+CotaCotb=1+1-CotaCotb+CotaCotb=2

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