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Which conjunction or disjunction is equivalent to the open sentence |a – 9| ≤ 4. A. a – 9 ≥ 4 and a – 9 ≤ –4 B. a – 9 ≤ 4 or a – 9 ≥ –4 C. a – 9 ≤ 4 and a – 9 ≤ –4 D. a – 9 ≤ 4 and a – 9 ≥ –4
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Which conjunction or disjunction is equivalent to the open sentence |a – 9| ≤ 4.

A.
a – 9 ≥ 4 and a – 9 ≤ –4



B.
a – 9 ≤ 4 or a – 9 ≥ –4



C.
a – 9 ≤ 4 and a – 9 ≤ –4



D.
a – 9 ≤ 4 and a – 9 ≥ –4

User Liuwenzhuang
by
5.8k points

1 Answer

5 votes
The answer is C.

a – 9 ≤ 4 and a – 9 ≤ –4
User Arno
by
6.0k points
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