1.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的15次方,求2的m+n次方的值.2.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的18次方,求mn²-【2m²-3(2m²n-mn²
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![1.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的15次方,求2的m+n次方的值.2.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的18次方,求mn²-【2m²-3(2m²n-mn²](/uploads/image/z/3983777-17-7.jpg?t=1.%E8%8B%A5%EF%BC%88a%E7%9A%84n%E6%AC%A1%E6%96%B9%26%238226%3Bb%E7%9A%84m%E6%AC%A1%E6%96%B9%26%238226%3Bb%EF%BC%89%E7%9A%843%E6%AC%A1%E6%96%B9%3Da%E7%9A%849%E6%AC%A1%E6%96%B9%26%238226%3Bb%E7%9A%8415%E6%AC%A1%E6%96%B9%2C%E6%B1%822%E7%9A%84m%2Bn%E6%AC%A1%E6%96%B9%E7%9A%84%E5%80%BC.2.%E8%8B%A5%EF%BC%88a%E7%9A%84n%E6%AC%A1%E6%96%B9%26%238226%3Bb%E7%9A%84m%E6%AC%A1%E6%96%B9%26%238226%3Bb%EF%BC%89%E7%9A%843%E6%AC%A1%E6%96%B9%3Da%E7%9A%849%E6%AC%A1%E6%96%B9%26%238226%3Bb%E7%9A%8418%E6%AC%A1%E6%96%B9%2C%E6%B1%82mn%26%23178%3B-%E3%80%902m%26%23178%3B-3%EF%BC%882m%26%23178%3Bn-mn%26%23178%3B)
1.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的15次方,求2的m+n次方的值.2.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的18次方,求mn²-【2m²-3(2m²n-mn²
1.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的15次方,求2的m+n次方的值.2.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的18次方,求mn²-【2m²-3(2m²n-mn²)】的值.
1.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的15次方,求2的m+n次方的值.2.若(a的n次方•b的m次方•b)的3次方=a的9次方•b的18次方,求mn²-【2m²-3(2m²n-mn²
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