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若3m-2n+2=0,求10的6m次方÷100的2n次方的值
人气:310 ℃ 时间:2019-12-13 03:53:46
解答
3m-2n+2=0
3m-2n=-2
10^6m÷100^2n
=10^6m÷10^4n
=10^(6m-4n)
=10^2(3m-2n)
=10^2×(-2)
=10^(-4)
=1/10^4
=0.0001
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