$$$\cos{\left(t \right)}$$$ 的积分
您的输入
求$$$\int \cos{\left(t \right)}\, dt$$$。
解答
余弦函数的积分为 $$$\int{\cos{\left(t \right)} d t} = \sin{\left(t \right)}$$$:
$${\color{red}{\int{\cos{\left(t \right)} d t}}} = {\color{red}{\sin{\left(t \right)}}}$$
因此,
$$\int{\cos{\left(t \right)} d t} = \sin{\left(t \right)}$$
加上积分常数:
$$\int{\cos{\left(t \right)} d t} = \sin{\left(t \right)}+C$$
答案
$$$\int \cos{\left(t \right)}\, dt = \sin{\left(t \right)} + C$$$A
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