Question

Sin(47pi/6)
Подробно, пожалуйста!

Answer 1

Sin(47pi/6)=sin(8π-π/6)=sin(-π/6)=-1/2

Answer 2

sin(47 pi/6 ) = sin(8pi-pi/6) =sin(-pi/6) = -sin (pi/6) = -1/2