Find the roots of the equation .

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

Problem

Find the roots of the equation x2−9x+20=0x^2 - 9x + 20 = 0. (a) −4 and 5-4 \text{ and } 5 (b) −4 and −5-4 \text{ and } -5 (c) 4 and 54 \text{ and } 5 (d) 8 and 108 \text{ and } 10

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