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how to solve quadratic equation roots. A quadratic equation has two roots and the roots depend on the discriminant. You can calculate the discriminant b2 - 4ac first.
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The standard form of a quadratic equation is ax2bxc0. Set each factor equal to zero. Add the square of one-half of ba the coefficient of x to both sides.
Solve each of these equations.
Ax2 squared bx c 0 is the general form for any quadratic equation. The general approach is to collect all x2 terms on one side of the equation while keeping the constants to the opposite side. Calculate the determinant of 2 x2 - 4 x 3 0. A cubic function is one of the most challenging types of polynomial equation you may have to solve by hand.
