【一道数学题】y[16^(2m)]÷[8^(2m)]÷4^m=?[16^(2m)]÷[8^(2m)]÷4^m=?

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【一道数学题】y[16^(2m)]÷[8^(2m)]÷4^m=?[16^(2m)]÷[8^(2m)]÷4^m=?
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【一道数学题】y[16^(2m)]÷[8^(2m)]÷4^m=?[16^(2m)]÷[8^(2m)]÷4^m=?
【一道数学题】y[16^(2m)]÷[8^(2m)]÷4^m=?
[16^(2m)]÷[8^(2m)]÷4^m=?

【一道数学题】y[16^(2m)]÷[8^(2m)]÷4^m=?[16^(2m)]÷[8^(2m)]÷4^m=?
[16^(2m)]÷[8^(2m)]÷4^m
=[(16/8)^(2m)]/4^m
=2^(2m)/4^m
=(2^2)^m/4^m
=4^m/4^m
=1