Question 631890
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Hi,
Note: |completing the square 
If {{{y = ax^2 + bx + c}}}   &#8658; {{{ y = a(x -(-b/2a)^2) - a(-b/2a)^2 + c}}}
2x^2 - 3x + 1 = 0  &#8658; {{{2(x -3/4)^2 - 2(3/4)^2 + 1 = 2(x- 3/4)^2 - 1/8 = 0 }}}