№1
А) 11012₃ ? D16₁₆
11012₃ = 2 + 3 +27 + 81 = 113₁₀
D16₁₆ = 6 + 16 + 3328 = 3350₁₀
D16₁₆ > 11012₃
Б) 1F₁₆ ? 1101₃
1F₁₆ = 15 + 16 = 31₁₀
1101₃= 1 + 9 + 27 = 37₁₀
1101₃ > 1F₁₆
№2
А) 4278 = ?₂
4278 = 8 + 7 * 9 + 2 * 81 + 4 * 729 = 3149
3149 = 2048 + 1024 + 64 + 8 + 4 + 1 = 110001001101₂
Б) EF = ?₂
EF = 15 + 16 * 14 = 239
239 = 128 + 64 + 32 + 8 + 4 + 2 + 1 = 11101111₂
№3
А) 11010112₃ + 110111012₃ = ?₁₀
011010112₃
+110111012₃
121121201₃
121121201₃ = 1∙3⁸+2∙3⁷+1∙3⁶+1∙3⁵+2∙3⁴+1∙3³+2∙3²+0∙3¹+1∙3⁰ = 6561 + 4374 + 729 + 243 + 162 + 27 + 18 + 0 + 1 = 12115₁₀
Б) 10011102₃ - 01101112₃ = ?₁₀
10011102₃
-01101112₃
1202220₃
1202220₃ = 1202220₃ = 1∙3⁶+2∙3⁵+0∙3⁴+2∙3³+2∙3²+2∙3¹+0∙3⁰ = 729 + 486 + 0 + 54 + 18 + 6 + 0 = 1293₁₀