Jawabanmu

2014-08-31T17:28:07+07:00
-16/81 x 4/36 = -64/2916 = -16/729. Semoga bisa membantu kak

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2014-08-31T17:28:43+07:00
(-2/3) pangkat 4 x (1/2 - 1/6) pangkat 2 = 16/729

1 5 1