Solve Squareroot 4 sin x 2 2 0 in the interval 0 lessthan

Solve Squareroot 4 sin x + 2 - 2 = 0 in the interval 0 lessthanorequalto x lessthanorequalto 360degree Solve 2 tan^2 theta -3sec theta Solve 4(1 - 1/sec^2 y) = 1 Find the exact value of tan 15 degree

Solution

1.sqrt(4sinx +2)-2=0

Sqrt(4sinx +2) =2

4sinx +2=4

4sinx=2

sinx=1/2

x=sin^-1(1/2)

x=pi/6,5pi/6