Question

define quadratic equations​

Answer 1

Answer:

In algebra, a quadratic equation is any equation that can be rearranged in standard form as where x represents an unknown, and a, b, and c represent known numbers, where a ≠ 0. If a = 0, then the equation is linear, not quadratic, as there is no term.

Step-by-step explanation:

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Answer 2

A quadratic equation is an equation of the second degree .

The standard form is ax² + bx + c = 0 
a , b , c = known numbers , where a ≠ 0
x = the unknown