Question

I need help with this ​

Answer 1

Hopes this helps:

Answer: E. 7/12

How I know I use this app called Cymath.

Answer 2

Answer:

$\sf \sqrt{ \frac{7}{8} } \times \sqrt{ \frac{7}{18} }$

$\sf \frac{ \sqrt{7} }{2 \sqrt{2} } \times \frac{ \sqrt{7} }{3 \sqrt{2} }$

$\sf\frac{ \sqrt{7 \times 7} }{3 \times 2 \sqrt{2 \times 2} }$

$\sf \frac{7}{6 \times 2}$

$\sf\frac{7}{12} .$

$\sf\:Correct\:choice = [E] \:7/12.$