Difference between revisions of "User:Temperal/Introductory Proportion"

Latest revision as of 18:21, 24 September 2007

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-==Problem==
+#REDIRECT [[Proportion/Introductory]]
-Suppose <math>\displaystyle \frac{1}{20}</math> is either '''x''' or '''y''' in the following system:<br />
-:<math>\begin{cases}
-xy=\frac{1}{k}\\
-x=ky
-\end{cases}</math> <br />
-Find the possible values of '''k'''.
-==Solution==
-If <math>x=\frac{1} {20}</math>, then <math>\displaystyle  \frac{y} {20} = \frac{1} {k}</math>.