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1. x+3x-3

  • A. -6
  • B. -6
  • C. -6
  • D. -6

Answer: Option D

Explanation:

(x + 3)(x - 3) = x2 - 9

x2 - 9/x2 - 6 = x2 - 9 - x2 + 6 = - 3.

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