calcule. calculeㅤㅤㅤㅤㅤ
![Calcule Calculeㅤㅤㅤㅤㅤ class=](https://pt-static.z-dn.net/files/dae/1a9a42d881501efb16add18eb7c062ee.jpg)
[tex] {( \frac{1}{4} )}^{ - 2} = { (\frac{4}{1}) }^{2} = {4}^{2} = 16[/tex]