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Question

The sum of the squares of two consecutive positive integers is 545 , then the integers are 17 and 19.
If true then enter 1 and if false then enter 0

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Solution

Let x be one of the positive integers.
Then the other integer is x+1, xz
Since the sum of the squares of the integers is 545, we get
x2+(x+1)2=545
2x2+2x544=0 or x2+x272=0
x2+17x16x272=0 or x(x+17)16(x+17)=0
(x16)(x+17)=0
Here x=16 or x=17
But x is a positive integer.
Therefore reject x=17 and take x=16
Hence, two consecutive positive integers are 16 and 17.
Then statement is false answer 0.

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