Bantu kak lagiekak hehe

[tex]( ({ - 2y)}^{3} {)}^{ - 2} \\ = { - 2}^{ - 6} \times {y}^{ - 6} \\ = \frac{1}{ { - 2}^{6} } \times \frac{1}{ {y}^{6} } \\ = \frac{1}{64 {y}^{6} } [/tex]
Jadi jawabannya 1/64y^6 ya..