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      Question

      If 1 + sin 2θ = p2 and sin3 θ +

      cos3 θ = q then Which of the following is true ?  1. q3 – 2p + 3q = 0 2. p3 – 3p + 2q = 0 3. q3 + 2p – 2q = 0 4. p3 – 2p + 3q = 0
      A 1 Correct Answer Incorrect Answer
      B 3 Correct Answer Incorrect Answer
      C 2 Correct Answer Incorrect Answer
      D 4 Correct Answer Incorrect Answer

      Solution

      IxamBee Method: Put θ = 0o  p = 1, q = 1 Option 2 satisfied.

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