3 years ago

What is the value of [2/3]-4

Mathematics

1 answer:

Hunter-Best [27]3 years ago

5 0

Answer:

option 4

Step-by-step explanation:

$a^{-m}=(\frac{1}{a})^{m}\\\\\\(\frac{2}{3})^{-4}=(\frac{1}{\frac{2}{3}})^{4}\\\\=(\frac{3}{2})^{4}\\\\=\frac{3^{4}}{2^{4}}\\\\=\frac{81}{16}$

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