Ответ:
1) 7 * 65 + 7 * 35 + 3 * 35 + 3 * 55 = 700 + 270 = 970
2) 8 * 3 + 3 * 93 + 8 * 97 + 3 * 7 = 324 + 776 = 1100
3) 37 * 49 + 37 * 51 + 63 * 49 + 51 * 63 = 3700 + 6300 = 10000
4) 819 * 73 + 181 * 27 + 73 * 181 + 27 * 819 = 73000 + 27000 = 100000
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Ответ:
1) 7 * 65 + 7 * 35 + 3 * 35 + 3 * 55 = 700 + 270 = 970
2) 8 * 3 + 3 * 93 + 8 * 97 + 3 * 7 = 324 + 776 = 1100
3) 37 * 49 + 37 * 51 + 63 * 49 + 51 * 63 = 3700 + 6300 = 10000
4) 819 * 73 + 181 * 27 + 73 * 181 + 27 * 819 = 73000 + 27000 = 100000