皮皮学，免费搜题
登录
搜题
【多选题】
下列关于多项式拟合函数a=polyfit(x,y,3)正确的是（ ）A.
其数学基础是最乘法曲线拟合原理
B.
x,y 为长度相同的向量
C.
输出 a 为三维数组
D.
拟合的三次多项式为 a(1)*x.^3+a(2)*x.^2+a(3)*x
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Poverty forces you to budget. It ______ you to enjoy what you have, fix what's broken and shop for a bargain.
A.
compels
B.
competes
C.
contacts
D.
conducts
【单选题】Which of the following statement regarding risk and risk management is correct?
A.
Risk management is more concerned with unexpected losses versus expected losses.
B.
There is a relationship between the amount process involves developing risk mitigation strategy
C.
If executed properly, the risk management process may allow for risk elimination within an economy
D.
The final step of the risk management process involves developing a risk mitigation strategy
【单选题】Poverty forces you to budget. It ________ you to enjoy what you have, fix what's broken and shop for a bargain.
A.
compels
B.
amass
C.
budget
D.
strives
【单选题】Which of the following statements regarding risk and risk management is correct?
A.
Risk management is more concerned with unexpected losses versus expected losses.
B.
There is a relationship between the amount of risk taken and the size of the potential loss.
C.
The final step of the risk management process involves developing a risk mitigation strategy.
D.
If executed properly, the risk management process may allow for risk elimination within an economy.
【单选题】The increased cost of necessities like food and shelter forces many elderly people to live in poverty .
A.
increased
B.
necessities
C.
forces
D.
in poverty
【简答题】Poverty forces you to b________. It compels you to enjoy what you have.
【简答题】__________ 传输介质传输速度最快,误码率最低,抗干扰能力最强。
【单选题】The basis of enterprise risk management (ERM) is that:
A.
Risks are managed within each risk unit but centralized at the senior management level.
B.
The silo approach to risk management is the optimal risk management strategy.
C.
Risks should be managed and centralized within each risk unit.
D.
It is necessary to appoint a chief risk officer to oversee most risks.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
