document.write( "Question 253341: How do you complete the square for the function: y=-0.5x^2+2x+3 \n" ); document.write( "
Algebra.Com's Answer #185641 by Greenfinch(383)\"\" \"About 
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y=1/2(x^2+ 4x) + 3) make the x^2 coefficient unity
\n" ); document.write( "y=1/2(x^2 + 4x +4) -2 +3 create a perfect square and remove the compensation (-2)
\n" ); document.write( "y= 1/2(x + 2)^2 +1 y = 0 when x = -2 (+ or -) i
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