How do you simplify $6r^-1$ and write it using only positive exponents?

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Answer 1 · 2017-01-26T22:41:05

To simplify this to having only positive exponents we will use these rule of exponents:

$x^color(red)(a) = 1/x^color(red)(-a)$ and $a^color(red)(1) = a$

$6r^-1 = 6/r^(- -1) = 6/r^1 = 6/r$

How do you simplify 6r^-16r^-1 and write it using only positive exponents?