Question

What is the value of the discriminant in the quadratic function 2x^2 − 10x − 5 = 0?

Select one:
A. 2.61
B. 11.83
C. 45
D. 140

Answer 1

I think it is b have a nice day

Answer 2

The discriminant is D. 140
Step-by-step explanation:
a=2, b=-10, c=-5
b^2-4(a)(c)
(-10)^2 - 4(2)(-5)= 140