Question

cos x is equals to Cos 60 multiple by cos 30 + sin 60 multiple by sin 30 find x ​

Answer 1

Answer:

Step-by-step explanation:

Cosx = Cos60 x Cos30 + Sin 60 x Sin30

Cosx = √3/2 x 1/2 + √3/2 x 1/2

Cosx = 2(√3/4)

Cosx = √3/2

Cosx = Cos 30

x = 30