Question

Which of the following is true about the function y = 0.5 • 2^x?

1. The function is equivalent to y = 1^x, which is linear.
2. The function has a y-intercept of (0, 2).
3. If the value of x increases by 1, the value of y will double.
4. The function contains the point (2, 4).

Help d:

Answer 1

3