Asked by Amy
factor completely: z^6-z^2
Answers
Answered by
bobpursley
Take out the z^2
z^2 (z^4-1)
now the last term is a difference of two squares, so factor it.
z^2(z^2+1)(z^2-1)
again, the last term is a difference of squares again, so factor it also.
z^2 (z^4-1)
now the last term is a difference of two squares, so factor it.
z^2(z^2+1)(z^2-1)
again, the last term is a difference of squares again, so factor it also.
Answered by
qashawn
i love
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