paki ayos Po Ng sagot.
wag Po makilit.
Directions: Find the nature of the roots of the following quadratic equation. a) If the roots are real, rational and equal. b) If the roots are real, rational and unequal. c) If the roots are irrational and not equal. d) If the roots are not real or imaginary. 1. 7x2 - 9x + 2 = 0 2. 6x2 - 13x +4= 0 3. 25x2 - 10x + 1 = 0 4. 2x2 + 8x + 9 = 0 5. x2 + x + 1 = 0 6. 4x2 - 28x +49 = 0 7. x2 + 5x + 6 = 0 8. 2x2 - 3x - 1 = 0 9. x2 - 16x + 64 = 0 10. 3x2 + 5x + 8 = 0​