Question: What is the range of the function y = 4sin(x)?

Options:

1. [-4, 4]
2. [-1, 1]
3. [0, 4]
4. [-2, 2]

Correct Answer: [-4, 4]

Solution:

The range of y = Asin(Bx) is [-|A|, |A|]. Here, A = 4, so the range is [-4, 4].