Răspuns :
2x+6<56
2x<256-6
2x<250
x<250/5
x<50
x∈{1,2,3,..............49}
2^x+1 <16
2^x+1<2^4
x+1<4
x<4-1
x<3
x∈{0,1,2}
2x<256-6
2x<250
x<250/5
x<50
x∈{1,2,3,..............49}
2^x+1 <16
2^x+1<2^4
x+1<4
x<4-1
x<3
x∈{0,1,2}