Math, asked by arunSani91, 1 year ago

tan2x=2tanx/1-tanxthen find tan60o

Answers

Answered by amudhanatchaya
0
   tan2(30) = 2tan30/1-tan30
sub tan30 =1/√3    
               =2× 1/√3÷1-(1/√3 ²
               =2/√3/1-1/3
               =2/√3/2/3
               =3/√3
multiplying √3 on numerator and denominator ⇒
             =3√3/3
             =√3
hence tan60 =√3
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