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Which of these statements is true for f(x) = 2•3^x
A. The y-intercept is (0,2).
B. The y-intercept is (0, 1).
C. The domain is x > 0.
D. It is always decreasing.

Respuesta :

sqdancefan

Answer:

  A. The y-intercept is (0,2)

Step-by-step explanation:

The given equation is an exponential function with a growth factor greater than 1. This means ...

  • its domain is all real numbers
  • it is always increasing
  • its y-intercept is the value of the multiplier, 2.

The only correct descriptor is ...

  the y-intercept is (0, 2).

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