I need help with this equation please simplify 81^3/4 using a calculator

asked Sep 4, 2023 30.6k views

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Notice that:

$81=3^4.^{}$

Recall that the following property of exponents:

Therefore:

$81^{(3)/(4)}=(3^4)^{(3)/(4)}=3^3.$

Answer:

$81^{(3)/(4)}=27.$

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