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2006 Junior Balkan Team Selection Tests - Moldova
4
Poblem 4 (2nd jbmo tst)
Poblem 4 (2nd jbmo tst)
Source: 2nd TST for JBMO, Moldova
March 31, 2006
quadratics
algebra
algebra proposed
Problem Statement
Determine all real solutions of the equation:
x
2
x
−
1
+
x
−
1
+
x
−
1
x
2
=
x
−
1
x
2
+
1
x
−
1
+
x
2
x
−
1
.
{ \frac{x^{2}}{x-1}+\sqrt{x-1}+\frac{\sqrt{x-1}}{x^{2}}}=\frac{x-1}{x^{2}}+\frac{1}{\sqrt{x-1}}+\frac{x^{2}}{\sqrt{x-1}} .
x
−
1
x
2
+
x
−
1
+
x
2
x
−
1
=
x
2
x
−
1
+
x
−
1
1
+
x
−
1
x
2
.
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