The domain of the function f(x)=1/x is? A. All real numbers B. All positive real numbers C. All negative real numbers D. All real numbers E. xcept 0 相关知识点: 试题来源: 解析 D。解析:函数 f(x)=1/x,当 x=0 时,分母为 0,无意义。所以定义域是所有实数除了 0。
a我认为家政课最无聊 I thought the household management class is most bored[translate] aeverybody goes home 正在翻译,请等待... [translate] aAssume that all variables represent positive real numbers. 假设,所有可变物代表正面实数。[translate]
let f(x) =√xand g(x) =x be function defined over the set of non negative real numbers . find (f+g)(x) , (f-g)(x) , (fg)(x) and (f/g)(x) . View Solution Letf:R→RwhreR+is the set of all positive real numbers, be such thatf(x)=(log)ex.Determine:{x:f(x)=...
我们可以说"Almost all real numbers areirrational numbers"，几乎所有实数都是无理数.再比如有的教材上...
百度试题 结果1 题目Assume that all variables represent positive real numbers. (x^2-y^2)(√ ((x-y)^2)) 相关知识点: 试题来源: 解析 x+y 反馈 收藏
a男士外用喷剂 The gentleman external use spurts the medicinal preparation[translate] a你最近在忙什么呀 You recently in busy any[translate] aAll real numbers correspond to points on the number line and all points on the number 所有实数在编号行在数字对应于点和所有点[translate]...
Method 1 – Using the ABS Function to Make All Numbers Positive Steps: Make a column to store the positive numbers and enter the following formula in cell C5. =ABS(B5) The formula will return the absolute value of -4 which is 4. Press ENTER and you will get the positive value of ...
Of the following, which is true for all real numbers a( ). A. √a2=a B. a2⩾a C. a2+1
a微生物工程 Microorganism project[translate] awo maio pengyou wo yi ge ren 那里maio pengyou伊ge ren[translate] aline correspond to real numbers. All real numbers except zero are either positive or 线对应于实数。 所有实数除了零是或者正面或[translate]...
In the same way, both the range of an exponential function and the domainof a logarithmic function are the set of all positive real numbers, so logarithms can be found for positive numbers only. Graph the function Since a logarithmic statement can be written as an exponential statement, it ...