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Question Number 160563 by qaz last updated on 02/Dec/21
∫x{x}[x]dx=?
∫x{x}[x]dx=?
Answered by mr W last updated on 02/Dec/21
[x]=n {x}=x−n ∫x{x}[x]dx =∫x(x−n)ndx =n((x^3 /3)−((nx^2 )/2))+C =[x]x^2 ((x/3)−(([x])/2))+C
[x]=n{x}=x−n∫x{x}[x]dx=∫x(x−n)ndx=n(x33−nx22)+C=[x]x2(x3−[x]2)+C

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