Question

Write the interval (-[infinity], -4] or [4, [infinity]) in set-builder notation.

A) x
B) x
C) x
D) x < -4 and x > 4

Answer 1

The interval (-[infinity], -4] or [4, [infinity]) can be represented as x in set-builder notation.

Step-by-step explanation:

The interval (-[infinity], -4] or [4, [infinity]) in set-builder notation is represented as:

A) x ≤ -4 or x ≥ 4

B) x

C) x ≤ -4 and x ≥ 4

D) x

The correct answer is A) x ≤ -4 or x ≥ 4. This set-builder notation includes all values that are either less than or equal to -4 or greater than or equal to 4.