SOLUTION: How do you complete the square for the function: y=-0.5x^2+2x+3

Question 253341: How do you complete the square for the function: y=-0.5x^2+2x+3
Answer by Greenfinch(383) (Show Source): You can put this solution on YOUR website!
y=1/2(x^2+ 4x) + 3) make the x^2 coefficient unity
y=1/2(x^2 + 4x +4) -2 +3 create a perfect square and remove the compensation (-2)
y= 1/2(x + 2)^2 +1 y = 0 when x = -2 (+ or -) i
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