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densk [106]
3 years ago
15

What is the value of the discriminant for the quadratic equation 0 = x + 2 + x2? Discriminant = b2 – 4ac –9 –7 7 9

Mathematics
2 answers:
padilas [110]3 years ago
4 0

Answer:

-7

Step-by-step explanation:

x^2+x+2=0 \\\\b^2-4ac= \\\\1^2-4(1)(2)= \\\\1-8= \\\\-7

Hope this helps!

Vsevolod [243]3 years ago
4 0

Answer:

Step-by-step explanation:

First get it into ax^2+bx+c

a=1

b=1

c=2

sqrt(b^2-4ac)=1-8=sqrt(-7)=sqrt(7)*i

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