document.write( "Question 278070: Write an equation for a function that is the graph of \"+y=1%2Fx%5E3+\" reflected through the y-axis and shifted down 3 units \n" ); document.write( "
Algebra.Com's Answer #202378 by Edwin McCravy(20060)\"\" \"About 
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Write an equation for a function that is the graph of \"y=1%2Fx%5E3\" reflected through the y-axis and shifted down 3 units,\r
\n" ); document.write( "\n" ); document.write( "We start with the graph of \"y=1%2Fx%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"graph%28400%2C400%2C-10%2C10%2C-10%2C10%2C11%2C1%2Fx%5E3%29\"\r
\n" ); document.write( "\n" ); document.write( "It has the x and the y-axis as asymptotes\r
\n" ); document.write( "\n" ); document.write( "Then we reflect it through the y-axis by replacing \"x\" by \"-x\".\r
\n" ); document.write( "\n" ); document.write( "\"y=1%2Fx%5E3\" becomes\r
\n" ); document.write( "\n" ); document.write( "\"y=1%2F%28-x%29%5E3\"\r
\n" ); document.write( "\n" ); document.write( "which simplifies to:\r
\n" ); document.write( "\n" ); document.write( "\"y=-1%2Fx%5E3\"\r
\n" ); document.write( "\n" ); document.write( "This gives the graph below\r
\n" ); document.write( "\n" ); document.write( "\"graph%28400%2C400%2C-10%2C10%2C-10%2C10%2C11%2C-1%2Fx%5E3%29\"\r
\n" ); document.write( "\n" ); document.write( "with the same two asymptotes.\r
\n" ); document.write( "\n" ); document.write( "Finally we shift it down 3 units by subtracting 3 from the
\n" ); document.write( "right side, which gives the equation\r
\n" ); document.write( "\n" ); document.write( "\"y=-1%2Fx%5E3-3\"}\r
\n" ); document.write( "\n" ); document.write( "and the graph is:\r
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\n" ); document.write( "\n" ); document.write( "The blue dotted line is the asymptote. The original curve had
\n" ); document.write( "the x-axis and y-axis as its asymptotes, and this new graph has the line y=-3 as its horizontal asymptote, and has the y-axis as its vertical asymptote..\r
\n" ); document.write( "\n" ); document.write( "Edwin
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