(sin x+tan x) if x=pi/3
π/3 radians corresponds with 60°
You should memorize the sides of the 30-60-90° triangle as 1 , √3, 2
so sin π/3 = √3/2
and tan π/3 = √3/1 = √3
now add them up
You should memorize the sides of the 30-60-90° triangle as 1 , √3, 2
so sin π/3 = √3/2
and tan π/3 = √3/1 = √3
now add them up