Пошаговое объяснение:
11*11 + 12*12 = 121 + 144 = 265
18*18 + 19*19 = 324 + 361 = 685
14*14 - 12*12 = 196 - 144 = 52
13*13 + 14*14 - 15*15 = 169 + 196 - 225 = 140
16*16 - 10*10 + 17*17 = 256 - 100 + 289 = 445
9*9(16*16 - 11*11) = 81(256 - 121) = 81 * 135 = 10935
Пошаговое объяснение:
11*11 + 12*12 = 121 + 144 = 265
18*18 + 19*19 = 324 + 361 = 685
14*14 - 12*12 = 196 - 144 = 52
13*13 + 14*14 - 15*15 = 169 + 196 - 225 = 140
16*16 - 10*10 + 17*17 = 256 - 100 + 289 = 445
9*9(16*16 - 11*11) = 81(256 - 121) = 81 * 135 = 10935