document.write( "Question 414295: If y = f(x) and the point (9,2) is on the graph of f, find the equation of f and the y coordinate of the point whose x coordinate is 6 if y varies inversely as x. \n" ); document.write( "

Algebra.Com's Answer #290583 by josmiceli(19441) $\"\"$ $\"About$

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$\"y+=+k%2A%281%2Fx%29\"$
\n" ); document.write( "given:
\n" ); document.write( "(9,2) is on graph of f(x)
\n" ); document.write( " $\"2+=+k%2A%281%2F9%29\"$
\n" ); document.write( " $\"k+=+18\"$
\n" ); document.write( " $\"f%28x%29+=+18%2A%281%2Fx%29\"$
\n" ); document.write( "given:
\n" ); document.write( "(6,y)
\n" ); document.write( " $\"f%286%29+=+18%2A%281%2F6%29\"$
\n" ); document.write( " $\"y+=3\"$ \n" ); document.write( "

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