PLEASE HELP!!! -Simplify the rational expression, if possible. Identify any excluded values. 7r² ---- 21r³

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asked Nov 2, 2020 198k views

5 votes

PLEASE HELP!!!

-Simplify the rational expression, if possible. Identify any excluded values.
7r²
----
21r³

Mathematics
high-school

Vasile asked

by Vasile

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1 Answer

4 votes

Answer:

7r^-1/3r^3

Explanation:

7r^2/21r^3

21r^3 ➡ 7r^3 × 3r^3

7r^2/7r^3×3r^3 ➡ 7r^2 - 7r^3/3r^3

➡7r^-1/3r^3

Mrdecemberist answered Nov 6, 2020

by Mrdecemberist

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