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      Question

      Find the value of the given expression. 2 ×

      (cos 60° – tan 45° + sec 60°)
      A 1/2 Correct Answer Incorrect Answer
      B 3 Correct Answer Incorrect Answer
      C 2 Correct Answer Incorrect Answer
      D 1 Correct Answer Incorrect Answer

      Solution

      We know that,
      cos 60° = 1/2, tan 45° = 1, sec 60° = 2 Then value of
      2 × (cos 60° – tan 45° + sec 60°)
      = 2 × {(1/2) – 1 + 2}
      = 2 × (3/2)
      = 3

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