Hi Guys ! Am Currently stuck with this question : If sin(x+y) = 1 and if tanx = 9tany , find the value of tanx. Need help guys thanks !
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have you played with the fact that ?
What if you write Does this help? Also, think about what the range of tan(x)?
Hello, liukawa! I tried all kinds of gymnastics and got nowhere. Then my two brain cells got together . . . Since , then: . . . That is: . Then we have: . . . . . . I hope you followed that. Multiply both sides by Therefore: .
Originally Posted by liukawa Hi Guys ! Am Currently stuck with this question : If sin(x+y) = 1 and if tanx = 9tany , find the value of tanx. Need help guys thanks ! Alternatively
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