document.write( "Question 919876: Find the inverse function of y = √(x^2-5x-6)\r
\n" ); document.write( "\n" ); document.write( "I have tried doing:
\n" ); document.write( "x = √(y^2-5y-6)
\n" ); document.write( "x^2 = y^2-5y-6.......and couldn't isolate y from here.\r
\n" ); document.write( "\n" ); document.write( "Thank-you for your time!
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Algebra.Com's Answer #558024 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
\"y+=+sqrt%28x%5E2-5x-6%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+sqrt%28y%5E2-5y-6%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2+=+y%5E2-5y-6\"\r
\n" ); document.write( "\n" ); document.write( "\"++y%5E2-5y-x%5E2-6=0\"\r
\n" ); document.write( "\n" ); document.write( "\"++y%5E2-5y-%28x%5E2%2B6%29=0\" use quadratic formula; note that \"a=1\",\"b=-5\", and \"c=-x%5E2-6%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"y+=+%285+%2B-+sqrt%28+25%2B4%28x%5E2%2B6%29+%29%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "\"y+=+%285+%2B-+sqrt%28+25%2B4x%5E2%2B24+%29%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "\"y+=+%285+%2B-+sqrt%284x%5E2%2B49%29%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "\"y+=+%281%2F2%29%285+%2B-+sqrt%284x%5E2%2B49%29%29+\"\r
\n" ); document.write( "\n" ); document.write( "or\r
\n" ); document.write( "\n" ); document.write( "\"f%5E-1%28x%29=+%281%2F2%29%285+%2B-+sqrt%284x%5E2%2B49%29%29+\"\r
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