PDF chapter test TRY NOW
Check whether the following are quadratic equations :
(i) \((2x – 1)(x – 3) = (x + 5)(x – 1)\)
(ii) \(x^2
+ 3x + 1 = (x – 2)^2\)
(iii) \((x + 2)^3
= 2x (x^2
– 1)\)
(iv) \(x^3
– 4x^2
– x + 1 = (x – 2)^3\)
Answer variants:
Quadratic equation
Not a quadratic equation
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