Question

I chose B for number 1 and 2, is that correct?
1. State a conjunction or disjunction equivalent to the open sentence |a – 9| ≤ 4.
(Points : 1)
a – 9 ≥ 4 and a – 9 ≤ –4
a – 9 ≤ 4 or a – 9 ≥ –4
a – 9 ≥ 4 and a – 9 ≤ –4
a – 9 ≤ 4 and a – 9 ≥ –4


2. State a conjunction or disjunction equivalent to the open sentence.

8 – 2|n + 5| ≥ 4
(Points : 1)
n + 5 ≥ 2 and n + 5 ≤ –2
n > –3 or n < –7
n + 5 ≤ 2 and n + 5 ≥ –2
n < –3 or n > –7

Answer 1

Yes your correct