$$$\frac{1}{t^{\frac{3}{4}}}$$$ 的積分
您的輸入
求$$$\int \frac{1}{t^{\frac{3}{4}}}\, dt$$$。
解答
套用冪次法則 $$$\int t^{n}\, dt = \frac{t^{n + 1}}{n + 1}$$$ $$$\left(n \neq -1 \right)$$$,以 $$$n=- \frac{3}{4}$$$:
$${\color{red}{\int{\frac{1}{t^{\frac{3}{4}}} d t}}}={\color{red}{\int{t^{- \frac{3}{4}} d t}}}={\color{red}{\frac{t^{- \frac{3}{4} + 1}}{- \frac{3}{4} + 1}}}={\color{red}{\left(4 t^{\frac{1}{4}}\right)}}={\color{red}{\left(4 \sqrt[4]{t}\right)}}$$
因此,
$$\int{\frac{1}{t^{\frac{3}{4}}} d t} = 4 \sqrt[4]{t}$$
加上積分常數:
$$\int{\frac{1}{t^{\frac{3}{4}}} d t} = 4 \sqrt[4]{t}+C$$
答案
$$$\int \frac{1}{t^{\frac{3}{4}}}\, dt = 4 \sqrt[4]{t} + C$$$A
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