kak bantu iya please tolong bantuanya

{(x^3⅔ . y^-2 1/5) / z^-1¼} ^-2½

= { (x^11/3 . z^5/4) / y^11/5} ^-5/2

= x^-55/6 . z^-25/8
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y^-11/2

= y^5½
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x^9⅓ . y^3 ¹/8