Question

25<x<81; Care multipli ai numarului:1)2;2)5;3) 10 satisfac inegalitatile:

Answer 1

25<x<81x∈(24,80)
1.x∈{24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80}
2.x∈{25,30,35,40,45,50,55,60,65,70,75,80}
3.x∈{30,40,50,60,70,80}