Consider the quadratic equation

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

Problem

Consider the quadratic equation mx2+2x+n=0mx^{2} + 2x + n = 0, where m≠0m \ne 0. Which one of the following ordered pairs (m,n)(m, n) results in the equation having no real roots? (a) (0.5, 2)(0.5,\,2) (b) (−1, 0.6)(-1,\,0.6) (c) (2, 0.6)(2,\,0.6) (d) (3, 0.3)(3,\,0.3)

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