(1 )已知3×9 m ×27 m =3 16 ,求m的值.(2)已知以a m =2,a n =4,a k =32,求a 3m+2n-k 的值
(1)已知3×9m×27m=316,求m的值.(2)已知以am=2,an=4,ak=32,求a3m+2n-k的值....
(1 )已知3×9 m ×27 m =3 16 ,求m的值.(2)已知以a m =2,a n =4,a k =32,求a 3m+2n-k 的值.
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