समीकरण (x - 1)2 + (x - 3)2 + (x - 5)2 = 0 के वास्तविक मूलों (real roots) की संख्या है:

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?