在matlab中绘制涉及三角函数的默认方程

plotting a default equation involving trigonometric functions in matlab

我正在尝试绘制以下内容;

syms x 
ezplot(tan(x-asin(x./1.307)).^2./tan(x+asin(sin./1.307).^2./sin(x-asin(x./1.307)).^2.*sin(x+asin(sin(x)./1.307)).^2), [0.349,1.396])

然后出现以下错误

Error using sin
Not enough input arguments.

我似乎找不到哪里出错了,这让我抓狂。

你遗漏了 (x) 或类似的东西,我在下面放了 XXXXXXX

ezplot(tan(x-asin(x./1.307)).^2./tan(x+asin(sin XXXXXXX ./1.307).^2./sin(x-asin(x./1.307)).^2.*sin(x+asin(sin(x)./1.307)).^2), [0.349,1.396])