6² = 6*6=36
11² =11*11=121
29² =29*29=841
85² =85*85=7225
37² =37*37=1369
(6,4)² =6,4*6,4=40,96
(14,2)² =14,2*14,2=201,64
573² =573*573=328329
442 - 28² =442-28*28=442-784= - 342
(64 + 12)² = 76*76=5776
(72 + 82) * 10²=154*(10*10)=154*100=15400
5 * 82 - 3 * 4²=410-3*(4*4)=410-48=362
(72 + 82) *10²=154*(10*10)=154*100=15400
5 * 82 - 3 * 4²=410-3*(4*4)=410-48=362