πŸ“’ Too many exams? Don’t know which one suits you best? Book Your Free Expert πŸ‘‰ call Now!

  • google app store apple app store
  • βœ–

      Question

      cos A (sec A – cos A) (cot A + tan A) =

      ?
      A tan A Correct Answer Incorrect Answer
      B cot A Correct Answer Incorrect Answer
      C sec A Correct Answer Incorrect Answer
      D sin A Correct Answer Incorrect Answer

      Solution

      (cos A × sec A – cos2 A) (cot A + tan A) = (1 – cos2 A) = sin2 A(Cos A / Sin A + Sin A / Cos A) = Sin2 A × 1/Sin A Cos A = tan A

      Practice Next
      ask-question