The known function f (x) = 2Sin (Wx + a) (a > 0, - π / 2)

The known function f (x) = 2Sin (Wx + a) (a > 0, - π / 2)

T = π then w = 2 π / π = 2
Then f (0) = 2sina = √ 3, i.e. ISNA = √ 3 / 2, then a = π / 3