Which of the following is not a quadratic equation?
A. \(\frac{1}{2 x^2-x+1}\) = – 2
B. (x2 – 1)2 = x4& + 31 + 4x2
C. 2(x – 1)2 = 4x2 – 3x + 1
D. (√3x + √5)2 + x2 = 4x2 – 5x
Answer:D
Which of the following is not a quadratic equation?
A. \(\frac{1}{2 x^2-x+1}\) = – 2 B. (x2 – 1)2 = x4& + 31 + 4x2 C. 2(x – 1)2 = 4x2 – 3x + 1 D. (√3x + √5)2 + x2 = 4x2 – 5x