For the equation

MATHEMATICS · Single correct · CBSE · Mathematics · Quadratic Equations · Quadratic Equations

Problem

For the equation

3x^2 + 4x - 2 = 0

, which of the following is a root? (a)

\dfrac{-4 + 2\sqrt{10}}{3}

(b)

\dfrac{2 + \sqrt{10}}{3}

(c)

\dfrac{-2 + \sqrt{10}}{3}

(d)

\dfrac{-2 + \sqrt{7}}{3}