Question

What is the discriminant of X^2+7=0?

Answer 1

Answer:

-28

Step-by-step explanation:

discriminant of equation ax^2+bx+c=0 is b^2-4ac

in given equation a=1,b=0, c=7

b^2-4ac=0-4×1×7=-28

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Answer 2

Answer:

49

Step-by-step explanation:

Discriminant = b^2 - 4ac

(7)^2 - 4(1)(0)

= 49-0

=49

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