Răspuns :
( (ax8):3 -286) )x4 = 1480
(ax8):3 -286 = 1480:4 = 370
(ax8) :3 = 370+286 =656
ax8= 656x3 = 1968
a=1968:8= 246
a=246 (numarul la care ne-am gandit)
(ax8):3 -286 = 1480:4 = 370
(ax8) :3 = 370+286 =656
ax8= 656x3 = 1968
a=1968:8= 246
a=246 (numarul la care ne-am gandit)
Notez: a = nr. necunoscut
{[(a·8): 3]- 286}·4=1 480 probă: {[(a·8): 3]- 286}·4=1 480
{[(a·8): 3]- 286} =1 480: 4 {[(248·8): 3]- 286}·4=1 480
{[(a·8): 3]- 286 = 370 [(1 958: 3)- 286]·4=1 480
{[(a·8): 3] = 370+ 286 [(1 958: 3)- 286]·4=1 480
(a·8): 3 = 656 ( 656- 286)· 4 = 1 480
(a·8) = 656·3 370·4= 1 480
a·8 = 1 958 1 480= 1 480
a = 1 958: 8
a = 248
{[(a·8): 3]- 286}·4=1 480 probă: {[(a·8): 3]- 286}·4=1 480
{[(a·8): 3]- 286} =1 480: 4 {[(248·8): 3]- 286}·4=1 480
{[(a·8): 3]- 286 = 370 [(1 958: 3)- 286]·4=1 480
{[(a·8): 3] = 370+ 286 [(1 958: 3)- 286]·4=1 480
(a·8): 3 = 656 ( 656- 286)· 4 = 1 480
(a·8) = 656·3 370·4= 1 480
a·8 = 1 958 1 480= 1 480
a = 1 958: 8
a = 248