а) (33+47)^2 = 80^2 = 6400б) (95-5)^2 = 90^2 = 8100в) (41-11)(41+11) = 3052 = 1560г) (59.5-39.5)(59.5+39.5) = 2099 = 1980
а) (33+47)^2 = 80^2 = 6400
б) (95-5)^2 = 90^2 = 8100
в) (41-11)(41+11) = 3052 = 1560
г) (59.5-39.5)(59.5+39.5) = 2099 = 1980