How do you simplify $5ba^-4$ and write it using only positive exponents?

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Answer 1 · 2018-03-25T11:01:59

$(5b)/(a^4)$

There is an index law that states, $a^-n=1/a^n$
So,

$5ba^-4=(5b)*a^-4$

therefore $(5b)*(1/a^4)=(5b)/(a^4)$

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