Question 59371
I am assuming these are the binomials
{{{ (sqrt(3) +5)(sqrt(3) - 3) }}}
FOIL
F: {{{ sqrt(3) * sqrt(3) = 3 }}}
O: {{{ sqrt(3) * -3 = -3sqrt(3) }}}
I: {{{ 5 * sqrt(3) = 5sqrt(3) }}}
L: {{{ 5 * -3 = -15 }}}
Combine like terms
{{{ -12 + 2sqrt(3) }}}