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anonymous
 one year ago
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
anonymous
 one year ago
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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LynFran
 one year ago
Best ResponseYou've already chosen the best response.2\[a9\le4\]\[a9\le \pm 4\]so\[a9\le4\] and \[a9\le4\]
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