document.write( "Question 326980: find the coordinates of the vertex for the parabola f(x) = 3x squared -2x \n" ); document.write( "

Algebra.Com's Answer #234212 by Fombitz(32388) $\"\"$ $\"About$

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Complete the square to put into vertex form, $\"y=a%28x-h%29%5E2%2Bk\"$ , where (h,k) is the vertex.
\n" ); document.write( " $\"f%28x%29=3x%5E2-2x\"$
\n" ); document.write( " $\"f%28x%29=3%28x%5E2-%282%2F3%29x%29\"$
\n" ); document.write( " $\"f%28x%29=3%28x%5E2-%282%2F3%29x%2B%281%2F9%29%29-3%2F9\"$
\n" ); document.write( " $\"f%28x%29=3%28x-1%2F3%29%5E2-1%2F3\"$
\n" ); document.write( "The vertex is (1/3,-1/3).
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