作业帮Matlab中的hold on 怎么不起作用了啊?程序如下：>> fplot('(x-0.005-0.21*exp(25/44))*(1.47-0.269*exp(25/85))',[0,2,0,2.5],'-')>>hold on>>fplot('(x-0.005-0.21*exp(35/44))*(1.47-0.269*exp(35/85))',[0,2,0,2.5],'+')>>hold on>>fplot('(x-0.005-0
来源：学生作业帮助网 编辑：作业帮 时间：2024/06/17 02:29:19
![Matlab中的hold on 怎么不起作用了啊?程序如下：>> fplot('(x-0.005-0.21*exp(25/44))*(1.47-0.269*exp(25/85))',[0,2,0,2.5],'-')>>hold on>>fplot('(x-0.005-0.21*exp(35/44))*(1.47-0.269*exp(35/85))',[0,2,0,2.5],'+')>>hold on>>fplot('(x-0.005-0](/uploads/image/z/5754147-51-7.jpg?t=Matlab%E4%B8%AD%E7%9A%84hold+on+%E6%80%8E%E4%B9%88%E4%B8%8D%E8%B5%B7%E4%BD%9C%E7%94%A8%E4%BA%86%E5%95%8A%3F%E7%A8%8B%E5%BA%8F%E5%A6%82%E4%B8%8B%EF%BC%9A%3E%3E+fplot%28%27%28x-0.005-0.21%2Aexp%2825%2F44%29%29%2A%281.47-0.269%2Aexp%2825%2F85%29%29%27%2C%5B0%2C2%2C0%2C2.5%5D%2C%27-%27%29%3E%3Ehold+on%3E%3Efplot%28%27%28x-0.005-0.21%2Aexp%2835%2F44%29%29%2A%281.47-0.269%2Aexp%2835%2F85%29%29%27%2C%5B0%2C2%2C0%2C2.5%5D%2C%27%2B%27%29%3E%3Ehold+on%3E%3Efplot%28%27%28x-0.005-0)
Matlab中的hold on 怎么不起作用了啊?程序如下：>> fplot('(x-0.005-0.21*exp(25/44))*(1.47-0.269*exp(25/85))',[0,2,0,2.5],'-')>>hold on>>fplot('(x-0.005-0.21*exp(35/44))*(1.47-0.269*exp(35/85))',[0,2,0,2.5],'+')>>hold on>>fplot('(x-0.005-0
Matlab中的hold on 怎么不起作用了啊?程序如下：
>> fplot('(x-0.005-0.21*exp(25/44))*(1.47-0.269*exp(25/85))',[0,2,0,2.5],'-')
>>hold on
>>fplot('(x-0.005-0.21*exp(35/44))*(1.47-0.269*exp(35/85))',[0,2,0,2.5],'+')
>>hold on
>>fplot('(x-0.005-0.21*exp(45/44))*(1.47-0.269*exp(45/85))',[0,2,0,2.5],'o')
>>fplot('(x-0.005-0.21*exp(55/44))*(1.47-0.269*exp(55/85))',[0,2,0,2.5],'*')
>>fplot('(x-0.005-0.21*exp(65/44))*(1.47-0.269*exp(65/85))',[0,2,0,2.5],':')
>>fplot('(x-0.005-0.21*exp(75/44))*(1.47-0.269*exp(75/85))',[0,2,0,2.5],'x')
title('光功率与电流曲线');
legend('25℃','35℃','45℃','55℃','65℃','75℃')
xlabel('电流/A'),ylabel('光功率/W')
运行后结果报错,如下：
? >>hold on
|
Error: Missing variable or function.
Matlab中的hold on 怎么不起作用了啊?程序如下：>> fplot('(x-0.005-0.21*exp(25/44))*(1.47-0.269*exp(25/85))',[0,2,0,2.5],'-')>>hold on>>fplot('(x-0.005-0.21*exp(35/44))*(1.47-0.269*exp(35/85))',[0,2,0,2.5],'+')>>hold on>>fplot('(x-0.005-0
运行没报错
