document.write( "Question 246161: f(x)=x^2-7x+9 \n" ); document.write( "

Algebra.Com's Answer #179802 by checkley77(12844) $\"\"$ $\"About$

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f(x)=x^2-7x+9
\n" ); document.write( " $\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"$
\n" ); document.write( "X=(7+-SQRT[-7^2-4*1*9])/2*1
\n" ); document.write( "X=(7+-SQRT[49-36])/2
\n" ); document.write( "X=(7+-SQRT13)/2
\n" ); document.write( "X=(7+-3.60555)/2
\n" ); document.write( "X=(7+3.60555)/2
\n" ); document.write( "X=10.60555/2
\n" ); document.write( "X=5.3 ANS.
\n" ); document.write( "X=(7-3.60555)/2
\n" ); document.write( "X=3.39/2
\n" ); document.write( "X=1.695 ANS. \n" ); document.write( "

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