Question

medal and fan
Which function is an example of an exponential function?
A. f(x)=x^2-5
B. f(x)=1/x^(3)+x^2
C.f(x)=1/2^x
D.f(x)=x^(1/2)+4
its not a

Answer 1

an exponential function as the variable in the exponent. can you spot which one this is?

Answer 2

umm b?

Answer 3

c?

Answer 4

No, by me saying "variable in the exponent" I mean a function that has \[a ^{x}\] where a is any number

Answer 5

yes C

Answer 6

so its c because x is in the exponent, x is a variable correct?

Answer 7

correct