October 2018 1 43 Report
Bentuk paling sederhana dari :
2a(ab + 3a + b2) - b(a2 - ab + b) adalah ...

A. A2b + 6a2 + ab2 + b2
B. A2b + 6a2 + ab2 - b2
C. A2b + 6a2 + 3ab2 + b2
D. A2b + 6a2 + 3ab2 - b2

Cat = a2 = a pangkat dua

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