# Math

posted by .

Which functions are exponential?

A)3x
B)3^x
C)3x^2
D)2^-x

I think that B and C are exponential. Am I correct?

## Similar Questions

1. ### Math

State whether the equation y=10^3x represents a linear, quadratic, or exponential function. Tell how you decided. I think it is exponential, is this correct
2. ### Math

State whether the equation y=10^3x represents a linear, quadratic, or exponential function. Tell how you decided. I think it is exponential
3. ### Math

How to write a math story that includes 4 examples... Possible math topics include: introduction to functions investigating quadratics quadratics highs & lows exponential functions fiancial applications of exponential function acute …
4. ### exponential functions in math

my daughter needs some help studying for a unit test using exponential functions in math
5. ### functions (easy explanation)

I have a very quick question about exponential functions. I know how to use them and apply them but I don't know how to explain why they are always positive. Does anyone know why?
6. ### Precalc

Are exponential equations the same as exponential functions?