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If tan space open parentheses x plus pi over 4 close parentheses equals a then sec squared space x =

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  1. fraction numerator 4 a over denominator left parenthesis a plus 1 right parenthesis squared end fraction
  2. fraction numerator 2 open parentheses a squared plus 1 close parentheses over denominator left parenthesis a plus 1 right parenthesis squared end fraction
  3. 1 plus a squared
  4. open parentheses fraction numerator a minus 1 over denominator a plus 1 end fraction close parentheses squared

    Answer:The correct answer is: fraction numerator 2 open parentheses a squared plus 1 close parentheses over denominator left parenthesis a plus 1 right parenthesis squared end fraction

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