1 5 10 15 July 8, 2019 16 32 64 128 1 5 10 15 sequence 1 5 10 15y 1 5 10 15v 1 5 10 15w 1 5 10 15x 1 5 10 15u 1 5 10 15 in set builder form 5 1 10 60 or 15 Свет с частотой 1 5 * 10 15 1 5 15x 10 )+ 2x 1 5 15c 10 )= c 7 1 5 15n 10 1 5 15h 10 1 5 15k 10 1 5 15v 10 )= 8v 8
