2 years ago

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]2 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]2 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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