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Q:

If x = – 1, then the value of   $$ {1\over x^{99}}+{1\over x^{98}}+{1\over x^{97}}+{1\over x^{96}}+{1\over x^{95}}+{1\over x^{94}}+x $$ is

  • 1
    1
  • 2
    0
  • 3
    –2
  • 4
    –1
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Answer : 3. "–2 "

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