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2 votes
(3r^-2s^3t^0)^-3/3rs How do I do this
.

1 Answer

5 votes
(3r^-2s^3t^0)^-3
~~~~~~~~~~~~~~ r (s)
3


=1/3 r^7 s
~~~~~~~~~
27s^9

= r^7
~~~~~~~
81s^8

Answer is =r^7/ 81s^8


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User Margret
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