Question: a. Fully factories the expression x 4 1. b. Hence, or otherwise, write the algebraic fraction x 4 - 1/x + 1 in the

a. Fully factories the expression x4 − 1. 

b. Hence, or otherwise, write the algebraic fraction x4 - 1/x + 1 in the form (ax + b)(cx2 + dx + e) and find the values of a, b, c, d and e.

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