Respostas

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2014-04-18T21:05:17-03:00
A) (2/3bs³ + 5/4 a²) =
8/27bs⁶ + 30/12bs⁶a2 + 30/12bs³a⁴ + 125/64a⁶
B)49x²y²-36m⁶n⁴
C)x⁴+4/3yx³ + 4/9y²
D)49y⁴ + 42y⁶ + 9y⁸
4 4 4