Question 1132784
{{{4sqrt(40)+ 3sqrt(28)-sqrt(200)}}}
Factor out the perfect squares inside the radicals
{{{4sqrt(4*10)+ 3sqrt(4*7)-sqrt(4*25*2)}}}
extract the square roots of the perfect squares
{{{2*4sqrt(10)+ 2*3sqrt(7)-2*5sqrt(2)}}}
{{{8sqrt(10)+ 6sqrt(7)-10sqrt(2)}}}