UPSKILL MATH PLUS
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Learn moreCheck whether the following are quadratic equations :
(i) \((x + 1)^2
= 2(x – 3)\)
(ii) \(x^2
– 2x = (–2) (3 – x)\)
(iii) \((x – 2)(x + 1) = (x – 1)(x + 3)\)
(iv) \((x – 3)(2x +1) = x(x + 5)\)
Answer variants:
Quadratic equation
Not a quadratic equation
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