A rising foreign exchange rate for country X will: ()
A: Result in a rise in X’s RPI.
B: Be likely to raise the employment level in X.
C: Favor those holidaying in X from abroad.
D: Ease inflationary pressures with X.
A: Result in a rise in X’s RPI.
B: Be likely to raise the employment level in X.
C: Favor those holidaying in X from abroad.
D: Ease inflationary pressures with X.
举一反三
- 已知[img=52x29]18038be96ed0534.png[/img]，[img=115x51]18038be97866e95.png[/img]，在MATLAB中若想由x生成矩阵A可调用命令 A: A=[x,x.^2,x.^3] B: A=[x,x^2,x^3] C: A=[x;x.^2;x.^3] D: A=[x;x^2;x^3]
- 已知[img=52x29]1802e9891f49f72.png[/img]，[img=115x51]1802e989277fcbc.png[/img]，在MATLAB中若想由x生成矩阵A可调用命令 A: A=[x,x.^2,x.^3] B: A=[x,x^2,x^3] C: A=[x;x.^2;x.^3] D: A=[x;x^2;x^3]
- 已知[img=52x29]1803bbd8531a1be.png[/img]，[img=115x51]1803bbd85b65619.png[/img]，在MATLAB中若想由x生成矩阵A可调用命令 A: A=[x,x.^2,x.^3] B: A=[x,x^2,x^3] C: A=[x;x.^2;x.^3] D: A=[x;x^2;x^3]
- 已知x=[1;2],A=[111;248],在Matlab中可由x生成A的命令为 A: A=[x,x^2,x^3] B: A=[x;x^2;x^3] C: A=[x;x^2;x^3] D: A=[x,x.^2,x.^3]
- 如下命令可以进行定积分[img=89x72]17e448c768368cc.png[/img]的计算（或近似计算）的是: A: x=1:0.001:2;y=x.*exp(-x.^2);trapz(x,y) B: quad('x.*exp(-x.^2)',1,2,10e-10) C: quad('x*exp(-x^2)',1,2,10e-6) D: syms x;double(int(x*exp(-x^2),x,1,2))