Question

2x2 + x + 4 = 0,
19. Find the discriminant of the quadratic equation find the nature of it's roots​

Answer 1

Answer:

D = b^2 - 4ac

= 1 - 4×2×4

= 1 - 32

= - 31

Since the discrimant is negative.

Therefore its roots are imaginary and unreal.

Please mark it as brainliest :-P

Answer 2

a=2, b=1, and c=4

D = b² - 4ac

= 1 - 32

= -31