document.write( "Question 834994: Find the zeros of the function: f(x) = 3x^2 - 16x + 21.
\n" ); document.write( "I am just confused on the steps, specifically with the 3x^2 \n" ); document.write( "

Algebra.Com's Answer #503280 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
Use the quadratic equation,
\n" ); document.write( " $\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"$
\n" ); document.write( " $\"x+=+%28-%28-16%29+%2B-+sqrt%28+%28-16%29%5E2-4%2A3%2A21+%29%29%2F%282%2A3%29+\"$
\n" ); document.write( " $\"x+=+%2816+%2B-+sqrt%28+256-252+%29%29%2F%286%29+\"$
\n" ); document.write( " $\"x+=+%2816+%2B-+sqrt%28+4+%29%29%2F%286%29+\"$
\n" ); document.write( " $\"x+=+%2816+%2B-+2%29%2F%286%29+\"$
\n" ); document.write( " $\"x=18%2F6=3\"$ and $\"x=14%2F6=7%2F3\"$
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\n" ); document.write( " $\"+graph%28+300%2C+300%2C+-2%2C+6%2C+-4%2C+4%2C+3x%5E2+-+16x+%2B+21%29+\"$ \n" ); document.write( "

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