Question

If the Sin∅ = 3/5 and Cosɸ = - 12/13, where ∅ and ɸ both lies in the second quadrant, find the value of tan (∅ -ɸ) .

Answer 1

Answer:

Step-by-step explanation:

tan(∅ -ɸ) =  (tan∅ - tanɸ)/ (1 +tan∅tanɸ)

=> tan∅ = -3/4

=>tanɸ = -5/12

=> (-3/4 +5/12)/(1 + -3/4*-5/12)