Math, asked by kdisha, 1 year ago

tanA =1/2 then, tan2A =?

Answers

Answered by yashsrini
2
tan 2A =  2 tan A/1- tan² A
substituting tan A value in the above
 we get tan 2 A = 2 * 1/2
                           ----------
                           1- (1/2)²
⇒1
  ----
 1-1/4 

1
---
3/4

= 4/3


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