3x2+4x2=03{x}^{2}+4x-2=0

Available Methods
Quadratic Formula
Complete the Square
1
Use the Quadratic Formula.
x=4+2106,42106x=\frac{-4+2\sqrt{10}}{6},\frac{-4-2\sqrt{10}}{6}

2
Simplify solutions.
x=2103,2+103x=-\frac{2-\sqrt{10}}{3},-\frac{2+\sqrt{10}}{3}

Done

Decimal Form: 0.387426, -1.720759

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