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    • тЬЦ

      Question

      If x = (sin 30 ┬░ + cos 30 ┬░ )/sec 60 ┬░ , then find

      the value of 4x.
      A (1 + тИЪ3) Correct Answer Incorrect Answer
      B (тИЪ3 тАУ 1) Correct Answer Incorrect Answer
      C (тИЪ3 тАУ 1) Correct Answer Incorrect Answer
      D (2 + тИЪ3) Correct Answer Incorrect Answer

      Solution

      =(sin 30 ┬░ + cos 30 ┬░ )/sec 60 ┬░ = {(1/2) + ( тИЪ3/2)}/2 = (1 + тИЪ3)/4 Required value = (1 + тИЪ3)/4 x 4 = 1 + тИЪ3 ┬а

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