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solve:

分类: 作业答案 • 2021-12-28 17:27:40

问题描述：

solve:
log(x)+log(2x)=2

答

log2x2=2
2x2=100
x2=50
x=正负5倍根号2
x2指X的平方

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求一道英语数学题

solve:

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