Find the discriminant of the equation. (Show how you got your answer) a. X^2 + 4x + 9 = 0

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asked Jul 15, 2019 31.2k views

1 Answer

Ebraheem Alrabeea · Answer 1 · 2019-07-20T21:06:48+0000

The discriminant of the equation is -20. You use the formula( that's how I solved it)

Discriminant formula- b^2 - 4(a)(c)

Work:

4^2-4(1)(9) = -20

The formula for this is the part of the quadratic formula

Find the discriminant of the equation. (Show how you got your answer) a. X^2 + 4x + 9 = 0

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