Tolong donk jwb yg no. 7, 10, 15 Pakai cara yah
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Tolong donk jwb yg no. 7, 10, 15
Pakai cara yah
Pakai cara yah
1 Jawaban
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1. Jawaban ekomuhamma51oyscg8
7.) a^2(a+b-c)-3abc
(-1)^2[-1+2-(-3)]-3(-1x2x-3)
1(4)-3(-6)
4-18
= -14