Exercise 4.1 Q.1) Check whether the following are quadratic equations: (i) (𝑥 + 1)2 = 2(𝑥 − 3) (ii) 𝑥2 − 2𝑥 = (−2)(3 − 𝑥) (iii) (𝑥 − 2)(𝑥 + 1) = (𝑥 − 1)(𝑥 + 3) …
