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Mathematics 16 Online
OpenStudy (anonymous):

I will Medal :) What expression is equivalent to IaI ≤ to 4 ? a ≥ –4 or a ≤ 4 a ≤ –4 or a ≥ 4 a ≥ –4 and a ≤ 4 a ≤ –4 and a ≥ 4

OpenStudy (ghostgate):

I would say C: a >/= -4 and a </= 4.

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