Question:

Which of the following equations is quadratic?

(1) x2 + 2x + 11 = 0
(2) x2 – 2x + 5 = x2
(3) (x + 2)2 = 2x2

Answer:
Maharashtra Board Solutions for Class 10 Maths Part 1 Chapter 2 - Image 86
Maharashtra Board Solutions for Class 10 Maths Part 1 Chapter 2 - Image 87

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