document.write( "Question 1156098: Find an exponential function of the form
\n" ); document.write( "f(x) = ba−x + c
\n" ); document.write( " that has the given horizontal asymptote and y-intercept and passes through point P.
\n" ); document.write( "y = 34; y−intercept 659; P(2, 134)
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Algebra.Com's Answer #778786 by MathLover1(20849)\"\" \"About 
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Find an exponential function of the form\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29+=+ba%5E%28-x%29+%2B+c\"\r
\n" ); document.write( "\n" ); document.write( "that has the given horizontal asymptote and y-intercept and passes through point P.\r
\n" ); document.write( "\n" ); document.write( "\"y+=+34\";\r
\n" ); document.write( "\n" ); document.write( " y-intercept \"659\";=> (\"0\", \"569\")\r
\n" ); document.write( "\n" ); document.write( "A function of the form \"f%28x%29+=+a+%28bx%29+%2B+c+\"always has a horizontal asymptote at \"y+=+c\"\r
\n" ); document.write( "\n" ); document.write( "=> if given \"y+=+34\", then \"c=34\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29+=+ba%5E%28-x%29+%2B34\"\r
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\n" ); document.write( "\n" ); document.write( "use P(\"2\", \"134\") and \"c=34\"\r
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\n" ); document.write( "\n" ); document.write( "\"569+=+ba%5E-0+%2B+34\"
\n" ); document.write( "\"569+-34=+b+\"
\n" ); document.write( "\"b=535\"\r
\n" ); document.write( "\n" ); document.write( "so far\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29+=+535a%5E%28-x%29+%2B34\".......=> use given point (\"2\",\"134\")\r
\n" ); document.write( "\n" ); document.write( "\"134=+535a%5E%28-2%29%2B34\"\r
\n" ); document.write( "\n" ); document.write( "\"134-34+=+535%2Fa%5E2+\"\r
\n" ); document.write( "\n" ); document.write( "\"100+=+535%2Fa%5E2+\"\r
\n" ); document.write( "\n" ); document.write( "\"a%5E2+=+535%2F100+\"\r
\n" ); document.write( "\n" ); document.write( "\"a%5E2+=+5.35+\"\r
\n" ); document.write( "\n" ); document.write( "\"a+=sqrt%28+5.35+%29\"\r
\n" ); document.write( "\n" ); document.write( "\"a=2.31301\"\r
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\n" ); document.write( "\n" ); document.write( "your function is:\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29+=+535%282.31301%29%5E%28-x%29+%2B34\"\r
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