1) (67 - 47)^2 = 20^2 = 400
2) (57 + 33)(57 - 33) / (37 + 13)(37 - 13) = 90 24 / 50 24 = 1800 / 120 = 15
Ответ:1) 4002) 15
1) (67 - 47)^2 = 20^2 = 400
2) (57 + 33)(57 - 33) / (37 + 13)(37 - 13) = 90 24 / 50 24 = 1800 / 120 = 15
Ответ:
1) 400
2) 15