Question

Out of the following equations which one is
not a quadratic equation?
(A) x² + 4x = 11 + x²
(B) x2 = 4x
(C) 5x2 = 90
(D) 2x - x2 = x2 + 5​

Answer 1

Answer:

(A) x² + 4x = 11 + x²

Step-by-step explanation:

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