解
2的3m+2n-1次方
=2^(3m)×2^(2n)×2^(-1)
=(2^m)³×(2²)^n×1/2
=3³×8×1/2
=27×4
=108
祝你开心
2的（log以2为底27为母数再+2）次方。大于64，小于128
2^(3m+2n-1)
=(2^m)^3*(2^n)^2/2
=3^3*4^n/2
=27x8/2
=108
2^(3m+2n-1)
=2^3m+2^2n-2
=(2^m)^3+4^n-2
=3^3+8-2
=33
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