document.write( "Question 272154: Okay so I'm learning about rational functions in my 9th grade algebra class. I'm having trouble graphing y=4(1/x) from the y=x form, no it is not a parabola.\r
\n" ); document.write( "\n" ); document.write( "I know that 4 is the vertical stretch, but I don't know where to start to begin graphing it. \r
\n" ); document.write( "\n" ); document.write( "How do you vertically graph y=4(1/x)?
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Algebra.Com's Answer #199136 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
It is a hyperbola.
\n" ); document.write( "x never equals zero and y never equals 0.
\n" ); document.write( "if x is positive then y is positive and visa versa
\n" ); document.write( "if x is negative then y is negative and visa versa
\n" ); document.write( "I don't know what you mean that 4 is the vertical stretch.
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