sum of the squares of two positive even integers is equals to 100 find the numbers using quadratic equation
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let the first even number be x
next even number will be (x+2)
according to question
x²+(x+2)²=100
x²+x²+4+4x=100
2x²+4x-96=0
x²+2x-48=0
x²+8x-6x-48=0
x(x+8)-6(x+8)=0
(x-6)(x+8)=0
we get x=6. or -8
if. 6is the first even number then 8 will be next...
if -8 is the first even number then -6 will be next...
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