posted by Riana .
how can i solve that with quadratic formula?plz i need the solution fast.
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