Answer:
55 + [tex]14\sqrt{6}[/tex]
Step-by-step explanation:
You can FOIL
[tex](7 + \sqrt{6} )^{2}[/tex] = [tex]49 + 7\sqrt{6} + 7\sqrt{6} + \sqrt{6} ^{2}[/tex]
= [tex]49 + 14\sqrt{6} + \sqrt{6} ^{2}[/tex]
= 49 + [tex]14\sqrt{6}[/tex] + 6
= 55 + [tex]14\sqrt{6}[/tex]
