chelseabeauty10 chelseabeauty10

22-02-2016
Mathematics

contestada

If n ^-2 = 1/16, then n could be which of the following?

-8^-2
-4^-2
-1/4^-2
1/4^-2
4^-2

Respuesta :

22-02-2016

[tex]n^{-2} =\frac{1}{n^2}\\\\\frac{1}{n^2}=\frac{1}{16} \\\\n^2 =16\\\\n =\pm 4\\\\\boxed{\bf{n=4}}\\\\\boxed{\bf{n=-4}}\\\\\\\\\boxed{\bf{4^{-2} =\frac{1}{16}}}\\\\\boxed{\bf{(-4)^{-2} =\frac{1}{16}}}[/tex]

Answer Link

04-03-2021

Answer:

1/16

Step-by-step explanation:

Answer Link

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