alleryThe standard form of a quadratic equation in the variable x is:
A$ax^2 + bx + c = 0,\ a \neq 0$
B$ax^3 + bx^2 + c = 0$
C$ax^2 + bx = 0,\ b \neq 0$
D$ax + b = 0,\ a \neq 0$
Answer & Solution
Correct answer: A. $ax^2 + bx + c = 0,\ a \neq 0$
Standard form: ax²+bx+c=0 with a≠0.
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