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a^{2} +2ab + b^{2}=
(6x6) + (2(6x(-1))) + (-1 x (-1))=
36 + (-12) + 1=
24+1=25
B.
a^{2}b - ab^{2} + a^{2}b^{2}=
(6x6)x(-1) - (6(-1)x(-1))+ ((6x6)x(-1)x(-1))=
(36x(-1)) - (6x1) + (36x1)=
-36 - 6 + 36
-42 + 36=
-6
mau jawaban nomor berapa aja???