Question

What is the exact value of the square root of the quantity 98 over 12.? Simplify if possible.
Answer

7 the square root of 6 all over 6.

the square root of 21 over 3.

7 the square root of 6 all over 2.

7 the square root of 2 all over 12.

Answer 1

Do something like this
\[ > \sqrt{ 98 \over 12 } = \sqrt{ 49 \over 6 } = { 7 \over \sqrt{ 6 }} \]

Answer 2

And then rationalize the denominator to get a matching answer.

Answer 3

What do you mean

Answer 4

multiply both numerator and denominator with \sqrt{6}

Answer 5

http://www.mathsisfun.com/algebra/rationalize-denominator.html

Answer 6

So
7 √6 42 √21
--- x --- = --- then simplify which will equal ------
√6 √6 36 3

Answer 7

I don't think so :)\[\frac{7}{\sqrt{6}}*\frac{\sqrt{6}}{\sqrt{6}}=\frac{7\sqrt{6}}{6}\]