· Using the proper identity, simplify the following: (x2 + x +1) (x2 – InterviewSolution

1.

· Using the proper identity, simplify the following: (x2 + x +1) (x2 - x +1)

Answer»

x4-x3+X2+x3-x2+x+x2-x+1

=x4+X2+1

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