SOLUTION: How would you apply a factoring formula to completely factor the expression "x4 - 1"?
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Question 34745: How would you apply a factoring formula to completely factor the expression "x4 - 1"?
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Can you see this expression as the difference of two squares?
The difference of two squares is factorable thus:
Apply this to your problem.
Notice that the second parentheses is again the difference of two squares and can be factored as before.
Putting it all together, we have:
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