Question

tan (a-b)= tan a - b/1 + tan a ^ tan b, when a =60 b =30

Answer 1

Step-by-step explanation:

tan (a-b)= tan a - b/1 + tan a ^ tan b,

for any value of a and b

it is formula

Answer 2

Tan 60 - tan 30
————————-
1+ Tan60 . Tan 30


Root3 - (1/root3)
————————-
1+ (root3). (1/root3)

(2/root3)
————
2

2/root3 x 1/2

1/root3 //