Question

Out of the following equations which one is not a quadratic?
a) x2 + 4x = 11 + x2
b) x² = 4x
c) 4x2 = 90
d) 2x - x² = x²

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Answer 1

Answer:

x^2 + 4x = 11 + x^2 is not a quadratic equation

Step-by-step explanation:

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