Correct Answer: Option A

Explanation

Using law of indices

25\(\frac{1}{2}\) × 8\(\frac{-2}{3}\)

  = √25 x (\(\sqrt[3]{8}\)) -2

  = 5 x 2-2

  = 5 x \(\frac{1}{2^2}\) =

 \(\frac{5}{4}\) = \(\frac{11}{4}\)

  Answer is A

There is an explanation video available below.

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