Question

Can someone refresh my mind on how powers work? Such as 10 to the -4th power

Answer 1

\[\huge a^{-m} \implies \frac 1{a^m}\]
does that help?

Answer 2

\[\LARGE 10^{-4} \implies \frac 1{10^4} \implies \frac 1{10 \times 10 \times 10 \times 10}\]

Answer 3

some can you finish the problem?

Answer 4

this guy solves faster than me http://www.wolframalpha.com/input/?i=10%5E%28-4%29

Answer 5

thank you