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5*6*3+7+4-1=100 and with all digits5*6*3+7+4/2 +1=100
1. x and y are two natural numbers such that 3x^2 + x = 4y^2 +y . Prove that x - y is the square of a whole nnumber rate this problem from 0 to 10 and tell ur soloution
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