f(x)=(x-1)(x-2).(x-2008)求导
问题描述:
f(x)=(x-1)(x-2).(x-2008)求导
答
f(x)=(x-1)(x-2)...(x-2008)f'(x)=(x-1)'*(x-2)...(x-2008)+(x-1)*(x-2)'*(x-3)...(x-2008)+...+(x-1)...(x-2007)*(x-2008)'=(x-2)(x-3)...(x-2008)+(x-1)(x-3)...(x-2008)+...+(x-1)(x-2)...(x-2007)