anoodm868 anoodm868

28-04-2017
Mathematics

contestada

Find the solution set of the following inequalities:
a_(x+3)^2larger or equal to 25

Respuesta :

28-04-2017

I think you mean...

(x+3)^2≥25 take square root of both sides...

x+3≥±5 subtract 3 from both sides..

x≥2 and x≤-8 so the solution set would be:

x=(-oo,-8], [2,+oo)

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