Math, asked by yash2839, 1 year ago

please tell the answer by steps plz trigonometry question

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Answered by sid590

1

tanx+tany=25

cotx+coty=30. => 1/tanx+1/tany=30

=>tany+tanx=30*tanx*tany

tanx*tany=5/6

tan(x+y)=(tanx+tany)/(1-tanx*tany)

=25/(1/6)=150

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