e2424 e2424
  • 16-04-2019
  • Mathematics
contestada

find the discriminant and describe the roots for this equation x^2+3x+8=0

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altavistard
altavistard altavistard
  • 16-04-2019

Answer:

Step-by-step explanation:

The discriminant of a quadratic equation is  b² - 4ac.

Here, a = 1, b = 3 and c = 8, and so the value of the discriminant is:

3² - 4(1)(8) = 9 - 32 = -23

The discriminant is -23 in this case.

A negative discriminant indicates that the roots will be complex.

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