Topics/Questions discussed in this video: 00:00:40 Derivation for Quadratic formula 00:23:00 NCERT Exercise 4.3 Question 3 Find the roots of the following equations: (i) $x - \frac{1}{x} = 3,\,\,x \ne 0$ (ii) [latex]\frac{1}{{x + 4}} - \frac{1}{{x - 7}} =...

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