найдите закономерность и продолжи ряд чисел.1)9,7,8,6,7,........2)1,3,5,......3)4,6,5,7,6,....4)3,6,4,7,5,.....5)1,5,2,6,3,....

.....5,6,4,5,3,4,2....
.....7,9,11,13,15,17,19........
.....8,7,9,8,10,9,11.......
.....8,6,9,7,10,8,11........
.....7,4,8,5,9,6,10........