How can I solve x^4-1=0

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Adewale Hamzat
Adewale Hamzat 2021-12-7
编辑： James Tursa 2021-12-7

I want to write that and code it in matlab

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回答（3 个）

Yusuf Suer Erdem
Yusuf Suer Erdem 2021-12-7
编辑：Yusuf Suer Erdem 2021-12-7
syms x
eqn=x^4-1==0
s=solve(eqn)
  1 个评论
John D'Errico
John D'Errico 2021-12-7
Please do not do obvious homework assignments for students. It does not help the student, except to teach them they can often find someone willing to do their work for them.

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Sean de Wolski
Sean de Wolski 2021-12-7
x = 1
  2 个评论
James Tursa
James Tursa 2021-12-7
编辑：James Tursa 2021-12-7
i imagine it is something else (pun intended)

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James Tursa
James Tursa 2021-12-7
doc roots

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