Posted by Riana on Monday, January 28, 2013 at 4:21pm.
to use the formula, you must have
ax^2 + bx + c = 0
so, convert to that format, by clearing fractions and collecting terms:
1/2 x^2 = x/4 + 1
2x^2 = x + 4
2x^2 - x - 4 = 0
no apply the formula
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