Find the minimum of $x-y$ among all ordered pairs of real numbers $(x, y)$, $x$ and $y$ between 0 and 1, where there exists a re
al number $a \neq 1$ such that \[ \log_{x}a + \log_{y}a = 4\log_{xy}a. \]
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Hello,
Work:
Equation;
Collect like terms.
Hope this helps.
r3t40
Work:
Equation;
Collect like terms.
Hope this helps.
r3t40
