The equation has two distinct real roots

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

Problem

The equation kx2−4x+1=0kx^{2} - 4x + 1 = 0 has two distinct real roots. Which one of the following statements about kk is true? (a) k>4k > 4 (b) k<4 and k≠0k < 4 \text{ and } k \ne 0 (c) k=4k = 4 (d) k≤4 and k≠0k \le 4 \text{ and } k \ne 0

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