Grade 9Trigonometry
Solution of Tanx+tan (120+x ) + tan ( x-120)=0 is1. npie/32.npie/63.npie/4npie/2
Solution of Tanx+tan (120+x ) + tan ( x-120)=0 is
1. npie/3
2.npie/6
3.npie/4
npie/2
1 Answer
Arun
Dear student
on solving it is euqal to
3 tan 3x
hence 3 tan 3x = 0
tan 3x = 0
3x = n* pi
x = npi/3
Regards
Arun
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