Question

Which of these is another way to write the function $g(x)=3^{x}$?

A. g(x)=9(3^x−2)
B. g(x)=9(3^x+2)
C. g(x)=3(9^x+2)
D. g(x)=3(9^x−2)

Answer 1

Answer:

  A.  g(x)=9(3^(x−2))

Step-by-step explanation:

g(x) = 3^x = 3^(x-2+2) = (3^2)(3^(x-2))

g(x) = 9(3^(x-2)) . . . . . matches choice A