Algebra
posted by Breanna on .
Is this [8,infinity) the same as this x < 8 OR x > 1 ? Thank you.

[8,infinity)
represents the interval from 8 inclusively [ to infinity exclusively ).
[] are used to mean including the limits.
() or ][ are used to mean excluding the limits.
The above interval is the same as
8 ≤ x < ∞ 
Is this [8,infinity) the same as this x < 8 OR x > 1 ? Thank you.
Based on what is below is below, is what is above = to the same? Thanks!
[8,infinity)
represents the interval from 8 inclusively [ to infinity exclusively ).
[] are used to mean including the limits.
() or ][ are used to mean excluding the limits.
The above interval is the same as
8 ¡Ü x < ¡Þ 
Your last line is not legible under Western nor unicode encoding. It is however, the correct answer under GB2312 encoding.