x * y = 3x + 2y हो तो 2 * 3 + 3 * 4 = ? - - x * y = 3x + 2y Ho To 2 * 3 + 3 * 4 = ? Maths in hindi, simplification 29 question answers in hindi pdf 32 questions in hindi, Know About 18 Maths online test Maths notes in hindi quiz book 38