Question

(-) Which one of the following is not a quadratic equation ?
(A) x = 6x
(B) - 6x = 30
(C) = 10
(D) x + Vr = 10​

Answer 1

Answer:

A, B ,C, D all of these are not quadratic equation

Answer 2

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

so answer is number all of these