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    • Question

      Simplify

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      A 2 Correct Answer Incorrect Answer
      B 3 Correct Answer Incorrect Answer
      C 1 Correct Answer Incorrect Answer
      D 5 Correct Answer Incorrect Answer

      Solution

      Using identity : a3 — b3/a2 + ab + b2 =  a - b Numerator:  74.088 − 1.728 = 72.36 Denominator: 17.64 + 5.04 + 1.44 = 24.12 Required answer = 72.36/24/12 = 3

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