$$$\frac{1331 i n t}{100 x^{\frac{3}{4}}}$$$ 关于$$$x$$$的积分
您的输入
求$$$\int \frac{1331 i n t}{100 x^{\frac{3}{4}}}\, dx$$$。
解答
对 $$$c=\frac{1331 i n t}{100}$$$ 和 $$$f{\left(x \right)} = \frac{1}{x^{\frac{3}{4}}}$$$ 应用常数倍法则 $$$\int c f{\left(x \right)}\, dx = c \int f{\left(x \right)}\, dx$$$:
$${\color{red}{\int{\frac{1331 i n t}{100 x^{\frac{3}{4}}} d x}}} = {\color{red}{\left(\frac{1331 i n t \int{\frac{1}{x^{\frac{3}{4}}} d x}}{100}\right)}}$$
应用幂法则 $$$\int x^{n}\, dx = \frac{x^{n + 1}}{n + 1}$$$ $$$\left(n \neq -1 \right)$$$,其中 $$$n=- \frac{3}{4}$$$:
$$\frac{1331 i n t {\color{red}{\int{\frac{1}{x^{\frac{3}{4}}} d x}}}}{100}=\frac{1331 i n t {\color{red}{\int{x^{- \frac{3}{4}} d x}}}}{100}=\frac{1331 i n t {\color{red}{\frac{x^{- \frac{3}{4} + 1}}{- \frac{3}{4} + 1}}}}{100}=\frac{1331 i n t {\color{red}{\left(4 x^{\frac{1}{4}}\right)}}}{100}=\frac{1331 i n t {\color{red}{\left(4 \sqrt[4]{x}\right)}}}{100}$$
因此,
$$\int{\frac{1331 i n t}{100 x^{\frac{3}{4}}} d x} = \frac{1331 i n t \sqrt[4]{x}}{25}$$
加上积分常数:
$$\int{\frac{1331 i n t}{100 x^{\frac{3}{4}}} d x} = \frac{1331 i n t \sqrt[4]{x}}{25}+C$$
答案
$$$\int \frac{1331 i n t}{100 x^{\frac{3}{4}}}\, dx = \frac{1331 i n t \sqrt[4]{x}}{25} + C$$$A