Divide 29 into two parts so that sum of the squares of the parts is 42

1.	Divide 29 into two parts so that sum of the squares of the parts is 425.
Answer» Let one no. be x then other no. (29-x). A/q, x²+(29-x)²=425 => 2x²-58x+841=425 => x²-29x+208=> x²-13x-16+२08=> x(x-13)-16(x-13)=> x=13 or 16

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