Input argument "x" is undefined.function y=f(x) y=exp(-x)+ex
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Input argument "x" is undefined.function y=f(x) y=exp(-x)+exp(x);
![Input argument](/uploads/image/z/15497444-20-4.jpg?t=Input+argument+%22x%22+is+undefined.function+y%3Df%28x%29+y%3Dexp%28-x%29%2Bex)
没有定义变量x
再问: 怎么定义啊
再答: 这就跟定义自变量一样啊 比如x=1:0.01:10 (1到10的等差数列 间隔0.01) 还有 function y=f(x) 这句最好改一下 y=funx(x) 用f有可能和别的函数冲突了
再问: 怎么定义啊
再答: 这就跟定义自变量一样啊 比如x=1:0.01:10 (1到10的等差数列 间隔0.01) 还有 function y=f(x) 这句最好改一下 y=funx(x) 用f有可能和别的函数冲突了
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