document.write( "Question 789057: Find symbolic representation for f power -1(x)
\n" ); document.write( "f(x)=sq rt x+6
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Algebra.Com's Answer #478708 by stanbon(75887)\"\" \"About 
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Find symbolic representation for f power -1(x)
\n" ); document.write( "f(x)=sqrt(x+6)
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\n" ); document.write( "1st: Interchange x and y to get:
\n" ); document.write( "x = sqrt(y+6)
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\n" ); document.write( "2nd: Solve for \"y\":
\n" ); document.write( "Square both sides to get:
\n" ); document.write( "y+6 = x^2
\n" ); document.write( "----
\n" ); document.write( "Then y = x^2 - 6
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\n" ); document.write( "f^-1(x) = x^2-6
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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