SOLUTION: Can someone show me how to factor: x^8 - 1 and x^4 + 2x^3 - 3x - 6 (Can this one even be factored?) Thanks in advance for your help. Not sure I ever learned this

Question 404577: Can someone show me how to factor:
x^8 - 1
and
x^4 + 2x^3 - 3x - 6 (Can this one even be factored?)
Thanks in advance for your help. Not sure I ever learned this stuff before but I sure look forward to it. I do have the basics down but really need the steps leading to the answer(s) Thanks again!
Mark
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
.........., so you can write or
...same with

.....use a rule for factoring a difference of squares

..............
and we have
..factor this

and

...group

.....common factor

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