Which of the following represents the standard form of a quadratic equation?

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

Problem

Which of the following represents the standard form of a quadratic equation? (a)

ax^2 + bx + c = 0

(b)

ax^2 + bx = c

(c)

(ax + b)^2 = c

(d)

ax^3 + bx^2 + cx + d = 0