Question

if 2 cos 2A equal to root 3 then find the value of A​

Answer 1

Answer:

2 cos 2A=ROOT 3 THEN 2 GET DIVIDED BY ROOT 3

COS 2A=ROOT 3/2

WHICH IS EQUAL TO 30 DEGREE

COS 2A=30

COS A=15

Answer 2

Answer:

Step-by-step explanation:

2cos2A =√3

Cos2A =√3/2=Cos30

=>2A=30

=>A=15

Hope it helps you.......