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  1. If tan θ = 1, then the value of
    8sin θ + 5cos θ
    		is
    sin3θ - 2cos3θ + 7cos θ
    1. 2
    2. 2
      1
      2
    3. 3
    4. 4
      5
Correct Option: A

tanθ = 1
⇒ θ = 45°

∴
8 sin θ + 5 cos θ
sin3θ - 2cos3θ + 7 cosθ



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