November 2018 2 37 Report
Jika a=-2. b=-3. c=-4
Tentukan:

1.2ab²+3bc-b=
2.ab²-3bc+4ab=
3.3ab-2b²c-4ac=
4.2ab²c-2ab²+2ac=
5.3a²b²c-2ab-3ac=

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