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数学
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已知f(x)=2/3x+1,g(x)=√x 若log4[3/2f(x+1)-1/4]+log2[g(4-x)]
人气:434 ℃ 时间:2020-06-15 20:54:44
解答
f(x)=2/3x+1,
g(x)=√x
0=< x
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