The quantity which must be added to (1 – x) (1 + x2)to obtain x3is:

1.	The quantity which must be added to (1 – x) (1 + x2)to obtain x3is:
A.	2x3+ 3x2+ x + 1
B.	2x3+ x2+ x – 1
C.	2x3– x2+ x – 1
D.	–x2+ x – 1
Answer» D. –x2+ x – 1

Discussion

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