Let u(x, t) be the solution of the initial value problem: ∂2u∂t2 - ∂2u∂x2 = xt, where -∞ 0, satisfying u(x, 0) = ∂u∂t(x, 0) = 0 for all -∞ < x < ∞. Then u(2, 3) is equal to:

Which movement aimed to promote Khadi, a hand-spun and handwoven cloth native to India?

Who were prominent leaders associated with the initial phase of the Telangana Rebellion (1946-1951) against the Nizam's rule and feudal landlords?

What was the immediate trigger for the Revolt of 1857?