Question

If Cos2x=cos60.cos.30+sin60.sin30.find sin2x

Answer 1

Answer:

Step-by-step explanation:

Cos60*cos30+Sin60*sin30

1/2*√3/2+√3/2*1/2

√3/4+√3/4

2√3/4

Cos2x=√3/2

Sin=√1-cos^2

Sin=√1-(√3/2)^2

√1-3/4

√1/4

Sin2x=1/2

Hope you will get!!

Mark it as brainlist pls