Question

find the discriminant of quadratic equation x²+31=0
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Answer 1

Answer:

−124

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Answer 2

Step-by-step explanation:

x² + 31 = 0

a=1; b=0; c=30

d = b²-4ac

d = 0²- 4 (1×30)

d = 0-4(30)

d = 0-120

d = -120

therefore d is -120

d<0

so it is no real roots

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