Question

How do you simplify `5n^-1` and write it using only positive exponents?

Answer 1

Use these rules of exponents to simplify and remove the negative exponents: `x^color(red)(a) = 1/x^color(red)(-a)` and `a^color(red)(1) = a`

`5n^color(red)(-1) = 5/n^color(red)(- -1) = 5/n^1 = 5/n`