170k views
0 votes
The number of cities in a region over time is represented by the function

1 Answer

5 votes

For this question, in order to find T(x), we need to multiply the two given functions.


T(x)=(C\cdot P)(x)
T(x)=C(x)\cdot P(x)
=(2.9)(1.05)^x\cdot(1.05)^(3x+5)
=(2.9)(1.05)^(x+3x+5)
T(x)=2.9(1.05)^(4x+5)

Therefore, the answer must be option A.

User Mike Beeler
by
4.4k points