Abg dan kk yg bsa bantu yg dilingkari yaitu i dan r mohon bantuan dong pliss

i]
x^6.......y^3
------ × -------
y^3.......x^8

...x^6 y^3
= ------------
...x^8 y^3

......1
= -----
...x^2


r]
..1
------ × (3xyw)^5
w^2

......1
= ------ × 729 x^5 y^5 w^5
...w^2

.....729 x^5 y^5 w^5
= ---------------------------
................w^2

= 729 x^5 y^5 w^3