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Divide the expression x3 + 7×2 – x – 7 by -1 + x2

Divide the expression x3 + 7x2 – x – 7 by -1 + x2
  • A.
    -x3 + 7x2 – x – 7
  • B.
    -x3 = 7x + 7
  • C.
    x – 7
  • D.
    x + 7
Correct Answer: Option D
Explanation