# Lecture 4 Quadratic Equations Class 10

Motivation is a fire from within. If someone else tries to light that fire under you, chances are it will burn very briefly.  – Stephen R. Covey

# Lecture - 4 Chapter 4 Quadratic Equations

(i) $x-\frac{1}{x}=-3, x \ne 0$
(ii) $\frac{1}{x+4}-\frac{1}{x-7}=\frac{11}{30}, x \ne -4, 7$