Find the discriminant of the following equations and hence find the nature of roots:
(i) 3x² – 5x – 2 = 0
(ii) 2x² – 3x + 5 = 0
(iii) 7x² + 8x + 2 = 0
(iv) 3x² + 2x – 1 = 0
(v) 16x² – 40x + 25 = 0
(vi) 2x² + 15x + 30 = 0.
Solution:
More Fractions And Solutions:
- The roots of the following quadratic equations.
- The following quadratic equation has equal roots.
- Quadratic equation has equal roots.
- The quadratic equation has equal roots.
- Which the equation 2x² + 3x + p = 0 has real roots.
- Two consecutive natural numbers such that
- Two positive consecutive even integers is 288, find integers.
- The sum of two numbers is 9 and the sum of their squares is 41.
- Sum of two natural numbers is 8 and the difference of their reciprocals.