Question

2) Which of the following is not a quadratic equation?
a) 2(x - 1) = 4x2 - 2x + 1
1) 2x -x^2 =X^2+5
c) (√2x + √3)^2 = 3x^2 - 5x
d) (x^2 + 2x) ^2 = X^4+ 3x + 4x^2​

Answer 1

Answer:

The correct option is : (d)