R.D. Sharma Solutions Class 10th: Ch 8 Quadratic Equations Exercise 8.4

Chapter 8 Quadratic Equations R.D. Sharma Solutions for Class 10th Math Exercise 8.4

Find the roots of the following quadratic equations (if they exist) by the method of completing the square.

1. x² - 4√2x + 6 = 0

Solution



2. 2x² - 7x + 3 = 0

Solution



3. 3x² + 11x + 10 = 0

Solution



4. 2x² + x - 4 = 0

Solution



5. 2x² + x + 4 = 0

Solution



6. 4x² + 4√3 x + 3 = 0

Solution



7. √2 x² -3 x - 2√2 = 0

Solution



8. √3 x² + 10 x + 7√3 = 0

Solution


9. x² - (√2 + 1) x + √2 = 0

Solution



10. x² - 4ax + 4a² = 0

Solution