# Quadratic Equations | NCERT solutions

Class 10 NCERT Exercise 4.3 Solution
1. #### Concept: Roots by Completing Squares

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

1. 2x2 - 7x + 3 = 0
2. 2x2 + x – 4 = 0

11. #### Concept: Word Problem in Geometry - Sides of Squares

Sum of the areas of two squares is 468 m2. If the difference of their perimeter is 24 m, find the sides of the two squares.