# Math

posted by
**Jim** on
.

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?

posted by
**Jim** on
.

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?