已知25^M*2*10^N=5^7*2^4,求MN的值 已知X^2N=3,求(3X^3N)^2-4(X^)^N已知25^M*2*10^N=5^7*2^4,求MN的值 已知X^2N=3,求(3X^3N)^2-4(X^)^N的值
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![已知25^M*2*10^N=5^7*2^4,求MN的值 已知X^2N=3,求(3X^3N)^2-4(X^)^N已知25^M*2*10^N=5^7*2^4,求MN的值 已知X^2N=3,求(3X^3N)^2-4(X^)^N的值](/uploads/image/z/7106824-64-4.jpg?t=%E5%B7%B2%E7%9F%A525%5EM%2A2%2A10%5EN%3D5%5E7%2A2%5E4%2C%E6%B1%82MN%E7%9A%84%E5%80%BC+%E5%B7%B2%E7%9F%A5X%5E2N%3D3%2C%E6%B1%82%EF%BC%883X%5E3N%EF%BC%89%5E2-4%EF%BC%88X%5E%29%5EN%E5%B7%B2%E7%9F%A525%5EM%2A2%2A10%5EN%3D5%5E7%2A2%5E4%2C%E6%B1%82MN%E7%9A%84%E5%80%BC+%E5%B7%B2%E7%9F%A5X%5E2N%3D3%EF%BC%8C%E6%B1%82%EF%BC%883X%5E3N%EF%BC%89%5E2-4%EF%BC%88X%5E%29%5EN%E7%9A%84%E5%80%BC)
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