Let t1 and *2 be two solutions of "++ 2(t)x = 0, t >0 where x(t) is a continuous function. if w(t) = xı(t)x,(t) - xit)x2(t) with w (6) =7, then the value of w (

Let t1 and *2 be two solutions of "++ 2(t)x = 0, T >0 where x(t) is a continuous function. If w(t) = xı(t)x,(t) - xit)x2(t) with W (6) =7, Then the value of W (7) is: