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数学
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A function f is such that f(x)=ln(5x-10) solve f(x)=0
人气:336 ℃ 时间:2020-04-14 13:55:32
解答
原问题如下:
有一个函数:f(x)=ln(5x-10),f(x)=0.
f(x)=ln(5x-10)=0
得:ln(5x-10)=0
则:5x-10=1
即:x=11/5=2.2
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