设f(x),g(x)是定义在(- ∞,+ ∞)内的单调增加函数，则下列函数在(- ∞,+ ∞)内必定单调增加的是（） -题库考试答案搜索网

设f(x),g(x)是定义在(- ∞,+ ∞)内的单调增加函数，则下列函数在(- ∞,+ ∞)内必定单调增加的是（）

单选题

2021-09-06 21:35

A、f(x)+g(x)
B、f(x)-g(x)
C、f(x)g(x)
D、f(x)/g(x)

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正确答案

A

试题解析

标签：超星兰州交通大学西安科技大学测绘工程高等数学1

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