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12-04-2021
Mathematics

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Which inequality is equivalent to X-419? 0-9>x-4< 9 0-9 -9 or x-4< 9

Which inequality is equivalent to X419 09gtx4lt 9 09 9 or x4lt 9 class=

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musiclover10045 musiclover10045

12-04-2021

Apply the absolute rule:

If |u| <a, a>0 then -a <u < a

|x-4| <9

-9 < x-4 < 9

The correct answer is the second one.

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