document.write( "Question 917539: select the approximate values of x that are solutions to f(x)=0 where f(x)=-9x^2+3x+9
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Algebra.Com's Answer #556699 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=0\" where \"f%28x%29=-9x%5E2%2B3x%2B9\"\r
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\n" ); document.write( "\n" ); document.write( "\"0=-9x%5E2%2B3x%2B9\"\r
\n" ); document.write( "\n" ); document.write( "\"0=-3%283x%5E2-x-3%29\" ... use quadratic formula to find \"x\" in \"%283x%5E2-x-3%29\" \r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-%28-1%29+%2B-+sqrt%28+%28-1%29%5E2-4%2A3%2A%28-3%29+%29%29%2F%282%2A3%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%281+%2B-+sqrt%28+1%2B36+%29%29%2F6+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%281+%2B-+sqrt%28+37+%29%29%2F6+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%281+%2B-+6.083+%29%2F6+\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%281+%2B+6.083+%29%2F6+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+7.083+%2F6+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+1.1805\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+1.18\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%281+-+6.083+%29%2F6+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+-5.083+%2F6+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=-0.8471666666666667\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+-0.85\"\r
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