Question 1:

Find the roots of the following quadratic equations, if they exist, by the method of completing the square:

(i) 2x² – 7x + 3 = 0                             (ii) 2x² + x – 4 = 0
(iii) 4x² + 4√3x + 3 = 0                     (iv) 2x² + x + 4 = 0

Answer:

However, the square of a number cannot be negative.

Therefore, there is no real root for the given equation.

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