# How do you evaluate the expression n^5 when n=7 and when n= 0.4?

Sep 4, 2016

When $n = 7$, ${n}^{5} = 16807$ and when $n = 0.4$, ${n}^{5} = 0.01024$.

#### Explanation:

When $n = 7$,

n^5=7×7×7×7×7=16807

and when $n = 0.4$

n^5=0.4×0.4×0.4×0.4×0.4

= $0.01024$