Soal matematika... Tolong ya plus cara penyelesaian nya

a^m / a^n = a^(m-n)
a^3.b^4.c^5
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a.b^2.c^3

= a^(3-1).b^(4-2).c^(5-3)
= a^2.b^2.c^2
= ( abc )^2