Question

Which of the following statements says that a number is between -3 and 3?


a.) |x| = 3
b.) |x| < 3
c.) |x| > 3

Answer 1

Hint:

|x| < k means -k < x < k

|x| > k means x < -k or x > k

k is some positive number

Answer 2

so it's c.) |x| > 3?

Answer 3

|x| > 3 turns into x < -3 or x > 3

Answer 4

in this case, k = 3

Answer 5

oh, never mind. It would be |x| < 3 because -3 < x < 3, yes?

Answer 6

you got it

Answer 7

Yay, thank you:)

Answer 8

you're welcome