how to simplify a algebra function

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gao peter
gao peter 2018-10-5
评论： gao peter 2018-10-5
Hi guys,
Could anyone help me on simplify this function? I wanna remove the brackets.
f(x)=(x^2 + 1)^3
Thank you
  1 个评论
Fangjun Jiang
Fangjun Jiang 2018-10-5
编辑：Fangjun Jiang 2018-10-5
come on, you can do it yourself, or a search will do
f(x)=(x^2 + 1)*(x^2 + 1)*(x^2 + 1)

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采纳的回答

Stephan
Stephan 2018-10-5
Hi,
syms f(x)
fun = f(x) == (x^2 + 1)^3
fun = collect(fun,x)
results in:
fun =
f(x) == (x^2 + 1)^3
fun =
f(x) == x^6 + 3*x^4 + 3*x^2 + 1

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