f(x)=x(x-1)(x-2)(x-3).(x-n),则f(x)的n+1阶求导
问题描述:
f(x)=x(x-1)(x-2)(x-3).(x-n),则f(x)的n+1阶求导
答
f(x)为n+1阶多项式,所以n+1阶求导后只会剩下x的n+1次方的导数,为n+1的阶乘
f(x)=x(x-1)(x-2)(x-3).(x-n),则f(x)的n+1阶求导
f(x)为n+1阶多项式,所以n+1阶求导后只会剩下x的n+1次方的导数,为n+1的阶乘