What is the domain of this exponential function? 1) x > 0 2) x 3) x ≤ 0 4) x ≥ 0 5) all real numbers

Question

what is the domain of this exponential function? 1) x 2) x 3) x 4) x 5) all real numbers

Answer 1

Option 5 is the correct answerr.

That is, all real numbers