Question

Find the value of the discriminant of the following equation: *

4x²-kx+2=0​

Answer 1

Answer:

Correct option is

C

Step-by-step explanation:

Δ=k  

2

−32

Given equation is:

4x  

2

−kx+2=0

Discriminant = b  

2

−4ac  

a=4,b=−k,c=2

∴D=(k)  

2

−4(2)(4)

=k  

2

−32

∴Δ=k  

2

−32