# How do you solve #cos [2(x-pi/3)]=sqrt3/ 2#?

##### 2 Answers

x =

#### Explanation:

Given

let Ω =

then

we notice that

the angle Ω that gives

Therefore, Ω =

x =

=

=

#### Explanation:

Trig table and unit circle -->

a.

b.

General answers:

Check.