tang.x + tang.y 3/4 +3/4 6/4 3/2 3*16 24
tang.(x+y)= ------------------------ =--------------------- = --------- = --------- = --------- = -------
1 - tang.x tang.y 1 - 3/4 3/4 7/16 7/16 2*7 7
sen.(x+y)
Tang.(x+y) =----------------- = 24/7 ⇒ Sen.(x+y) = 24 y Cos.(x+y) = 7
Cos.(x+y)
