Find two natural numbers, which differ by 3 & whose squares have the sum 149.
i have done the solution by other method
my solution is correct and the anwer also
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y=3+x
x²+y²=149
x²+(3+x)²=149
x²+9+x²+2(3x)= 149
2x²+9+6x=149
2x²+6x-140=0