Question

What is the simplified form of the expression square root of 1 over 169? (1 point)

1 over 338
one thirteenth
13
2 over 169

Answer 1

\[\sqrt{\frac{ 1 }{ 169 }} = \frac{ \sqrt{1} }{ \sqrt{169} }\]

Answer 2

the square root of 1 is 1 so
\[\frac{ 1 }{\sqrt{169} }\]

Answer 3

and the square root of 169 is 13, that's just something you end up remembering

Answer 4

so the answer is \[\frac{ 1 }{ 13 }\]

Answer 5

the trick to these is knowing that the square root of a fraction:
\[\sqrt{\frac{ a }{ b }}\]

Answer 6

can be written as a fraction of square roots:
\[\frac{ \sqrt{a} }{ \sqrt{b} }\]