Question

Please help
1. f(x)=3(2)^x
2. f(x)=2(3)^x
3. f(x)=3(1/2)^x
4. f(x)=2(1/3)^x

Answer 1

C. f(x)=3(1/2)^x

Explanation:

standard form of a function is f(x)=ab^x

a should be 3, or the y value where the x value is 0

the b value is 1/2 because that's the rate of change