Question

Given sin a =15/7 and cos b=1/2 then find the value of tan(a-b)​

Answer 1

Answer:

sin A = 15/7

P=15

H=7

B=by Pythagoras theorem

B² + P² = H²

B²+15²=7²

B²+

cos A = 1/2

tan (a-b) =?