#(2+sqrt3)(-1+sqrt3)#
#color(white)(aaaaaaaaaaaaaaa)##2+sqrt 3#
#color(white)(aaaaaaaaaaa)## xx underline(-1+sqrt3)#
#color(white)(aaaaaaaaaaaaa)##-2-sqrt3#
#color(white)(aaaaaaaaaaaaaaaaa)##2sqrt3+3#
#color(white)(aaaaaaaaaaaaa)##overline(-2+sqrt 3+3)#
#color(white)(aaaaaaaaaaaaa)##color(magenta)(1+sqrt 3#