Question

plz answer the question I will mark them as brainlist​

Answer 1

Step-by-step explanation:

b^2-4ac=(5√3)^2-4*2*16

=75-128<0

roots are imaginary

3a+5b=-9

2a+5b=-11

subtracting

a=2

5b=-9-6

b=-3

Answer 2

Step-by-step explanation:

if d <0 then then roots are unreal