Question

Which of these statements is true for f(x) = 5•(6)^x?

A. The y-intercept is (0,1).

B. The y-intercept is (0,5).

C. The domain of f(x) is x > 0.

D. It is always decreasing.

Answer 1

B. (0, 5).

Explanation:

The y-intercept occurs when x = 0 so it is y = 5*6^0

= 5*1

= 5.

The point is (0 , 5). B.