How do you simplify $4x^-1$ and write it using only positive exponents?

Question

5295 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-09-05T21:34:20

$4/x$

Recall that: $x^-m = 1/x^m$

Note that: $4x^-1 = 4 xx x^-1 larr " "$ only x has the negative index!

$4x^-1 = 4 xx x^-1$

= $4/x$

How do you simplify 4x^-14x^-1 and write it using only positive exponents?