Question 372675
{{{(3+2*sqrt(5))(4+3*sqrt(5))=3*4+3*3*sqrt(5)+2*4*sqrt(5)+2*3*5}}}
{{{(3+2*sqrt(5))(4+3*sqrt(5))=12+9*sqrt(5)+8*sqrt(5)+30}}}

{{{(3+2*sqrt(5))(4+3*sqrt(5))=highlight(42+17*sqrt(5))}}}