schreckkatheri
Answered

What are the square roots of 144 over 256 ?


A.

minus 12 over 16 and 12 over 16


B.

minus 12 over 18 and 12 over 18


C.

minus 9 over 16 and 9 over 16


D.

minus 72 over 128 and 72 over 128

Verified Answer :

apologiabiology

so it is easy

\(\sqrt{\frac{x}{y}}= \frac{ \sqrt{x} }{ \sqrt{y} }\)

so
\(\sqrt{\frac{144}{256}}= \frac{ \sqrt{144} }{ \sqrt{256} }\)=
\(\frac{12}{16}\) or \(\frac{-12}{-16}\)

the answer is A

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