SOLUTION: If y=ax^2+bx+c, make x the subject if the formula, i.e. express x in terms of a, b, c and y.

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Question 983825: If y=ax^2+bx+c, make x the subject if the formula, i.e. express x in terms of a, b, c and y.
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
This basically means, solve for x in the formula and use Completing The Square. The basic method is explained here:

Use Completing The Square to Solve a Quadratic Equation