Question 1003742
.
<U>Answer</U>. 3, 4 and 5.


<U>Solution</U>


Solve an equation


{{{(x-1)^2}}} + {{{x^2}}} = {{{(x+1)^2}}}.


{{{x^2 - 2x + 1}}} + {{{x^2}}} = {{{x^2 + 2x + 1}}},


{{{x^2 - 4x}}} = {{{0}}} -----> x = 4 (another root, x = 0 doesn't work).