SOLUTION: x^2-64<0 and x^2-64>0

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Question 637780: x^2-64<0 and x^2-64>0
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
x^2-64<0 and x^2-64>0
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x^2-64<0
(x+8)(x-8)<0
number line
<...+...-8...-....8...+....>
solution: (-8,8)
..
x^2-64>0
(x+8)(x-8)>0
number line
<...+...-8...-....8...+....>
solution: (-∞,-8) U (8,∞)