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23-07-2017
Mathematics

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the discriminant in an equation derived directly from the quadratic formula is positive the variable value represented by the quadratic formula has what possible real value

Respuesta :

23-07-2017

Let d=discriminant. The the rule is:

d>0, there are two real solutions

d=0, there is one real solution

d<0, there is no real solutions (but there are two imaginary solutions)

So if it is positive, there are two real solutions.

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