II The functions f and g are defined by f: x for all values o f x except x=-2x+ξ:x→x^2-3x+1 .(i) Find the values o f x which map onto themselves under the function f. [3](ii) Find, in similar form, f2. State the domain clearly.[3](iii) Express g(x) in th...
The functions f and g are defined byf: x → 2x+ln 2, x∈ g: x → e^(2x), x∈ Sketch the
结果1 题目 The functions f and g are defined by f(x)=x^2, g(x)=x+1 and each have domain the positive real numbers ^+. Express the following in terms of f and g: x^2+1; 相关知识点: 试题来源: 解析 x^2+1=g(f(x)) or gf; 反馈 收藏 ...
百度试题 结果1 题目【题目】T he functions f and g are defined by:f:x→|2x-8| g:x→(x+1)/2Find fg(3). 相关知识点: 试题来源: 解析 【解析】4 反馈 收藏
The functions f(x) and g(x) are defined byf(x)=x^2anc g(x) = 2x - 1 for all real values of x.State the ranges of f(x) and g(x) andexplain why f(x) has no inverse. 相关知识点: 试题来源: 解析 Rtangeof[f(x)]' s R+.R_(angeσfg(x)) is R.f(x) is not...
The functions f and g are defined by f (x) = |2x +1| and g(x)=3 for all numbers x. What is the least value of c for which f (c) = g (c)? 显示答案 登录后才可以添加做题笔记哦,还没有账号? 马上注册 KMF 解析 网友解析 题目数据 收起 【过往命中时间】2024年09月25日北美线...
百度试题 结果1 题目【题目】T he functions f ,g and h are defined by f(x)=x3,g(x)=2 xand h(x)=x+2 .Find each o f the following ,in terms o f x .gf 相关知识点: 试题来源: 解析 【解析】 2x3 反馈 收藏
结果1 题目 Suppose that the functions f and g are defined as follows. f(x)=√ (3x-2)g(x)=-x^2+3 Find f⋅ g and f+g. Then, give their domains using interval notation. (f⋅ g)(x)= ___ 相关知识点: 试题来源: 解析 (√(3x-2))(-x^2+3) 反馈 收藏 ...
Question: Suppose that the functions f and g are defined for all real numbers x as follows.f(x)=3x+3g(x)=x-6Write the expressions for (g-f)(x) and (g+f)(x) and evaluate (g*f)(1).(g-f)(x)=(g+f)(x)=...
【题目】T he functions f and g are defined on the setof real numbers as follows:f:x→|2sinz°|, g:x→sin|2x°| .Decide whether or not each function is periodic and, if so, state its period. 相关知识点: 试题来源: 解析 【解析】f() is periodic, with period 180; g(z) is ...