Question

2cos(x/2 +  пи/6)=√3 ....................................................................................

Answer 1

2cos(x/2+pi/6)=√3

cos(x/2+pi/6)=√3 /2

1)x/2+pi/6=pi/6+2pik . k=z

x=4pik

2)x/2+pi/6=-pi/6+2pik

x/2=-pi/3+2pik

x=-2pi/3+4pik