Answer:
2.565
Solution,
[tex] \sqrt{5 + \sqrt{15 \times \frac{ \sqrt{2} }{ \sqrt{78} } } } [/tex]
[tex] \sqrt{5 + \sqrt{15 \times \sqrt{ \frac{1}{36} } } } [/tex]
[tex] \sqrt{5 + \sqrt{15 \times \frac{1}{6} } } [/tex]
[tex] \sqrt{5 + \sqrt{ \frac{15}{6} } } [/tex]
[tex] \sqrt{5 + \sqrt{2.5} } [/tex]
[tex] \sqrt{5 + 1.58} [/tex]
[tex] \sqrt{6.58} [/tex]
[tex]2.565[/tex]
Hope this helps...
Good luck on your assignment...
