sama caranya ya tolong

( 2x^-5 y³ / 8x³ y-² )²

= 2² x-10 y^6
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(2³)² x^6 y-⁴

= 2² y^6 y⁴
--------------------
2^6 x^6 x^10

= y^10
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2⁴ x^16

= y^10
------------
16 x^16

( C )