Question

Which expression is equivalent to |a| < 3?

1. A ≥ -3 and a ≤ 3
2. A ≤ -3 and a ≥ 3
3. a ≥ -3 or a ≤ 3
4. A ≤ -3 or a ≥ 3

This question is worth 40 points. Please help im struggling with this answer!

Answer 1

1. a ≥ -3 and a ≤ 3

I am assuming you mean to have an = sign as well

Explanation:

|a| < =3

we get two solutions, one positive and one negative

remember to flip the inequality for the negative

a<=3 and a >= -3