Question

Please help me with the fastest trick to solve this question.
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Answer 1

Answer:

answer is 5

hope it helps you

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Answer 2

Answer: $(\frac{27}{16\sqrt{2} } )$

Step-by-step explanation:

-3/2=(-1)×3÷2

Now,$(8/9)^{-3/2}$ =$(9/8)^{3/2}$=$(3/2\sqrt{2})^{3}$=$(\frac{27}{16\sqrt{2} } )$