Math, asked by reem060503, 1 year ago

tan60=2tan30/1-tan^30

Answers

Answered by Iamkeetarp
1
2tanx /1-tan^x = tan 2x

here x=30
so tan 2x = tan60

reem060503: why x??
reem060503: but are we supposed to subsitute root 3 in place of tan 60?
Iamkeetarp: let x = 30 degreee
reem060503: okay
reem060503: and then how did u get tan 2x
Iamkeetarp: bro there is a formula for tan 2x which i wrote firste
reem060503: ohh okay
reem060503: wait can u explain please
Iamkeetarp: ummm uh can prove it by putting value of tan30also
Similar questions