IfSin alpha × sin bita - cos alpha × cos bita = 1show that tan alpha+tan bita =0
aayush tiwari , 7 Years ago
Grade 10
Trigonometry> If Sin alpha × sin bita - cos alpha × cos...
1 AnswersShailendra Kumar Sharma
Last Activity: 7 Years ago
Sin alpha × sin bita - cos alpha × cos bita = 1=> - Cos( alpha+beta) =1=> Cos( alpha+ beta) =-1So Sin( alpha+ beta) =0And tan(( alpha+ beta) =0USE FORMULA for tan(a+b)This tanalpha + tanBETA =0
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