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Sahay Sir > Question Answers > NCERT Class 10 > Maths > Chapter 4 - Quadratic Equations > Which of the following is not a quadratic equation? (A) 2(x – 1 )^2 = 4x^2 – 2x + 1 (B) 2x – x^2 = x^2 + 5 (C) (√2x + √3)^2+ x^2= 3x^2 – 5x (D) (x^2 + 2x)^2 = x^4+ 3 + 4x^3

Which of the following is not a quadratic equation? (A) 2(x – 1 )^2 = 4x^2 – 2x + 1 (B) 2x – x^2 = x^2 + 5 (C) (√2x + √3)^2+ x^2= 3x^2 – 5x (D) (x^2 + 2x)^2 = x^4+ 3 + 4x^3

Which of the following is not a quadratic equation? (A) 2(x – 1 )^2 = 4x^2 – 2x + 1 (B) 2x – x^2 = x^2 + 5 (C) (√2x + √3)^2+ x^2= 3x^2 – 5x (D) (x^2 + 2x)^2 = x^4+ 3 + 4x^3