Which of the following is the discriminant of the polynomial below? 4x^2+20x+25

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asked Jan 18, 2019 62.2k views

1 Answer

Roman Kazakov · Answer 1 · 2019-01-22T11:44:53+0000

Quick Answer 0
Discussion
Let D = Discriminate
The discriminate of a quadratic is b^2 - 4ac
a = 4
b = 20
c = 25

D = 20^2 - 4*4*25
D = 400 - 16 * 25
D = 400 - 400
D = 0

Answer: E

Which of the following is the discriminant of the polynomial below? 4x^2+20x+25

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