1003024904 | math4u.vsb.cz

SubArea:

Exponential functions

Level:

Project ID:

1003024904

Accepted:

1

Clonable:

0

Easy:

1

Which of the following functions is decreasing?

f (x) = {(\frac{1}{5})}^{x}

f (x) = - 5^{- x}

f (x) = {(\frac{1}{5})}^{- x}

f (x) = 5^{x}