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Akdeniz University MO
2011 Akdeniz University MO
3
inequality
inequality
Source:
January 31, 2016
inequalities
Inequality
Problem Statement
For all
x
≥
2
x \geq 2
x
≥
2
,
y
≥
2
y \geq 2
y
≥
2
real numbers, prove that
x
(
4
x
y
−
1
+
1
2
y
+
x
)
+
y
(
y
6
x
−
9
+
1
2
x
+
y
)
>
26
3
x(\frac{4x}{y-1}+\frac{1}{2y+x})+y(\frac{y}{6x-9}+\frac{1}{2x+y}) > \frac{26}{3}
x
(
y
−
1
4
x
+
2
y
+
x
1
)
+
y
(
6
x
−
9
y
+
2
x
+
y
1
)
>
3
26
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