Question

What is the value of the discriminant of 2x2 + 4x - 2 = 0?


-20
32
16
zero

Answer 1

Formula for discriminant is = b² − 4ac

Answer 2

put the values & calculate the answer

Answer 3

2x² + 4x - 2 = 0
a = 2
b = 4
c= -2

Answer 4

help me on my question

Answer 5

4^2 - 4(2)(-2)
16 - 8(-2)
16 - (-16)
32

Answer 6

very good :)
You seems to get the solution.

Answer 7

thanks for the help!

Answer 8

welcome !