document.write( "Question 1158809: Find the exponential equation whose graph passes through the points (-1, 1/2 ) and (2,32) \n" ); document.write( "
Algebra.Com's Answer #781819 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"y+=+a%2Ab%5Ex\"......use the point (\"-1\", \"1%2F2\" )\r
\n" ); document.write( "\n" ); document.write( "\"1%2F2+=+a%2Ab%5E-1\"\r
\n" ); document.write( "\n" ); document.write( "\"1%2F2+=+a%2Fb\"\r
\n" ); document.write( "\n" ); document.write( "\"b=2a\"..........eq.1\r
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\n" ); document.write( "\n" ); document.write( "\"32+=+a%2A%282a%29%5E2\".....using the point (\"2\",\"32\")\r
\n" ); document.write( "\n" ); document.write( "\"32=+a%2A4a%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"32=4a%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"8=a%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"a=root%283%2C8%29\"\r
\n" ); document.write( "\n" ); document.write( "\"a=root%283%2C2%5E3%29\"\r
\n" ); document.write( "\n" ); document.write( "\"a=+2\".........eq.2\r
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\n" ); document.write( "\n" ); document.write( "substitute in eq.1 \r
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\n" ); document.write( "\n" ); document.write( "\"b=2a\"..........eq.1
\n" ); document.write( "\"b=2%2A2\"
\n" ); document.write( "\"b=4\"\r
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\n" ); document.write( "\n" ); document.write( "your equation is:\r
\n" ); document.write( "\n" ); document.write( "\"y+=++2%2A4%5Ex\"\r
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