$$$- 35 x^{9}$$$ 的积分
您的输入
求$$$\int \left(- 35 x^{9}\right)\, dx$$$。
解答
对 $$$c=-35$$$ 和 $$$f{\left(x \right)} = x^{9}$$$ 应用常数倍法则 $$$\int c f{\left(x \right)}\, dx = c \int f{\left(x \right)}\, dx$$$:
$${\color{red}{\int{\left(- 35 x^{9}\right)d x}}} = {\color{red}{\left(- 35 \int{x^{9} d x}\right)}}$$
应用幂法则 $$$\int x^{n}\, dx = \frac{x^{n + 1}}{n + 1}$$$ $$$\left(n \neq -1 \right)$$$,其中 $$$n=9$$$:
$$- 35 {\color{red}{\int{x^{9} d x}}}=- 35 {\color{red}{\frac{x^{1 + 9}}{1 + 9}}}=- 35 {\color{red}{\left(\frac{x^{10}}{10}\right)}}$$
因此,
$$\int{\left(- 35 x^{9}\right)d x} = - \frac{7 x^{10}}{2}$$
加上积分常数:
$$\int{\left(- 35 x^{9}\right)d x} = - \frac{7 x^{10}}{2}+C$$
答案
$$$\int \left(- 35 x^{9}\right)\, dx = - \frac{7 x^{10}}{2} + C$$$A
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