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What is (1- ^2 ) (1+ ^2 ) equal to?

Options

  1. A^2
  2. B^2
  3. C^2
  4. D1

Correct answer

D. 1

Step-by-step solution

aligned & (1- ^2 ) (1+ ^2 ) & ^2 ^2 = ^2 1 ^2 =1 aligned

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