How do you simplify #4yx^-3#?

1 Answer
Oct 31, 2016

Answer:

Only the negative index needs attention.

#(4y)/x^3#

Explanation:

Answers are generally not given with negative indices.

Recall: #x^-m = 1/x^m#

A negative index becomes positive by taking the reciprocal of the base - that is, if is moved between the numerator and the denominator

In the term #4yx^-3" "larr# only the #x# has a negative index.

#4ycolor(blue)(x^-3) = (4y)/color(blue)(x^3)#