How do I simplify an expression using rational exponents?

y−13−3y23y−43

1 Answer
AltairSafir
Apr 13, 2018

y−13−3y23y−43=y−3⋅y2

Explanation:

y−13−3y23y−43=
=y−13y−43−3⋅y23y−43=
=y(−13)+(−1)(−43)−3⋅y23+(−1(−43))=
=y(−13)+43−3⋅y23+43=
=y33−3⋅y63=
=y−3⋅y2

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