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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
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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

User MjZac
by
2.7k points

2 Answers

8 votes
I think it is b have a nice day
User Markos Evlogimenos
by
3.2k points
5 votes
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
User Mark Hollas
by
3.4k points
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