Question

Multiply and simplify: (3+ radical 6)(5+ radical 6)

Answer 1

\[ (3+\sqrt{6})(5+\sqrt{6})=15+3\sqrt{6}+5\sqrt{6}+\sqrt{6}^2=15+8\sqrt{6}+6=21+8\sqrt{6} \]

Answer 2

simple.

Answer 3

\[(3+\sqrt{6})(5+\sqrt{6}) = 15+3\sqrt{6}+5\sqrt{6}+6=8\sqrt{6}+21\]