b (i) [ 3_² / 5]_ ²
(ii) a _³ b_⁴/ a _² b_²
(iii) 5a m( 5bn)² / (a²m)²
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sorry I don't know your answer
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sorry I don't know your answer
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i) 25/9
ii)1/ab² or a-¹b-²
iii)12b²n²/a³m or. 12b²n²a-³m-¹
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