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Easy

Question

The most general solution of the equations tan space theta equals negative 1 comma cos space theta equals 1 divided by square root of 2 is

  1. n pi plus 7 pi divided by 4
  2. straight n pi plus left parenthesis negative 1 right parenthesis to the power of straight n fraction numerator 7 pi over denominator 4 end fraction
  3. 2 n pi plus fraction numerator 7 pi over denominator 4 end fraction
  4. none of these

The correct answer is: 2 n pi plus fraction numerator 7 pi over denominator 4 end fraction

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