# sqrt2 - sqrt8 + 5sqrt18 # # sqrt8 = color (azul) (2sqrt2 # # sqrt18 = color (rojo) (3sqrt2 # # 5sqrt18 = 5. color (rojo) (3sqrt2) = color (rojo) (15sqrt2 # reescribiendo la expresión como: # sqrt2 - color (azul) (2sqrt2 + color (rojo) (15sqrt2 # # (15sqrt2 - 2sqrt2 = 13sqrt2) # # = sqrt2 + 13sqrt2 # # = color (verde) (14sqrt2 # # color aproximado (verde) (19.796 #