Question

What is the discriminant of the quadratic equation 0 = –x2 + 4x – 2?

Answer 1

Discriminant=8

Explanation:

-x²+4x-2=0

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

Discriminant=b²-4ac

Discriminant=(4)²-4(-1)(-2)

Discriminant=16-8

Discriminant=8

i hope this will help you :)