We know that x + y = 3, xy = 1, the third power of X, the second power of Y + the second power of X, the third power of Y is equal to what? Now, in five minutes

X3y2 + x2y3 = x2y2 (x + y) = 1 × 3 = 3, xy = 1, the square of x2y2 = (XY) = 1, the square of 1 = 1 = 1

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