Problèmes fréquents
Rang Matière Problème Problème de formatage
1401 Multiplier les matrices [[1,5,2],[-1,0,1],[3,2,4]][[6,1,3],[-1,1,2],[4,1,3]]
1402 Multiplier les matrices [[1,5,-5],[2,6,3]]*[[4x,4x],[2x,0]]
1403 Multiplier les matrices [[1,5],[2,9]][[2,0],[0,1]]
1404 Multiplier les matrices [[1,6,7],[2,5,8],[0,0,9]]*[[1],[1],[0]]
1405 Multiplier les matrices [[1,6],[2,9]][[-3,2],[2,-1]]
1406 Multiplier les matrices [[1,6],[5,2]][[6],[-5]]
1407 Multiplier les matrices [[-1,7,3,0],[5,3,5,-2]]*[[4,1],[0,-1],[3,2],[5,5]]
1408 Multiplier les matrices [[1,8,0],[0,0,1],[0,1,0]][[4,0,-8],[0,5,0],[0,0,5]]
1409 Multiplier les matrices [[1,8,2],[9,2,8]][[1,9],[8,2],[2,8]]
1410 Multiplier les matrices [[1,8],[-4,8]][[-35],[-60]]
1411 Multiplier les matrices [[1,t],[1/t,1]][[1,t],[1/t,1]]
1412 Multiplier les matrices [[1,t],[1/t,1]][[1,t],[1/t,1]][[1,t],[1/t,1]][[1,t],[1/t,1]]
1413 Multiplier les matrices [[-1],[1],[1]][[-2],[0],[-1]]
1414 Multiplier les matrices [[1],[1],[-1]][[2],[-5],[1]]
1415 Multiplier les matrices [[-1],[2],[1]][[2],[3],[-1]]
1416 Multiplier les matrices [[1],[3],[1]][[5],[-1]]
1417 Multiplier les matrices [[1+i,1/5,i+7],[1/2+( racine carrée de 3)/2*i,-i,2+2i]]*[[e^(i*pi/4),-1],[-2i,5+5i],[i,3]]
1418 Multiplier les matrices [[10,-1],[-9/2,1/2]][[2],[16]]
1419 Multiplier les matrices [[10,17],[17,9]][[19,17],[17,3]]
1420 Multiplier les matrices [[10,18,1],[17,1,3],[4,7,21]][[6,17,18],[4,0,18],[1,8,14]]
1421 Multiplier les matrices [[10,5],[-3,8],[2,3],[1,5]]*[[-3,2,10,-9],[3,5,-8,-6]]
1422 Multiplier les matrices [[10,7],[14,3]][[-3/34,7/34],[7/34,-5/34]]
1423 Multiplier les matrices [[11,-11,2],[20,-5,5],[10,-19,1]]*[[1,2,3],[-1,1,1],[0,2,3]]
1424 Multiplier les matrices [[1/4,-9/26,7/52],[1/4,-1/26,-5/52],[1/4,5/26,-1/52]]*[[8],[1],[10]]
1425 Multiplier les matrices [[1/5,2/5],[4/5,2/5]][[1,4],[-2,2]]
1426 Multiplier les matrices [[-1/6,1/4,-1/3,-1/2],[-1/2,1/4,0,-1/2],[4/3,-3/2,2/3,1],[5/6,3/4,-1/3,1/2]][[1],[2],[-2],[3]]
1427 Multiplier les matrices [[-1/8,3/8],[1/16,5/16]][[3/7,-1/7],[1/7,2/7]]
1428 Multiplier les matrices [[12/8,-1/2,-1/8],[-15/8,1/2,3/8],[5/4,0,-1/4]][[1],[-1],[1]]
1429 Multiplier les matrices [[-17/3,-4,8,-4],[-61/3,-11,25,-14],[-4,-2,5,-3],[5/3,1,-2,1]]*[[1],[2],[0],[-5]]
1430 Multiplier les matrices [[-2/15,1/5],[1/5,1/5]][[-9],[34]]
1431 Multiplier les matrices [[2/3,-1/3,0],[-1/3,1/3,0],[1,-1,1/3]][[3,-1,6],[-5,0,2]]
1432 Multiplier les matrices [[-2/3,-1/3],[1,1]][[-1,0],[0,3125]][[-3,-1],[3,2]]
1433 Multiplier les matrices [[-2/3],[2/3],[1/3]][[-2/3,2/3,1/3]]
1434 Multiplier les matrices [[-2/5,-1/5],[1,0]][[5,2],[0,1]]
1435 Multiplier les matrices [[2/7,5/7,2/7,-4/7],[1/( racine carrée de 22),2/( racine carrée de 22),-4/( racine carrée de 22),1/( racine carrée de 22)]][[2,3],[5,7],[2,-2],[-4,-3]]
1436 Multiplier les matrices [[3/5,8/5],[4/5,9/5]][[-4],[1]]
1437 Multiplier les matrices [[3/5,-9/5,-3/5],[2/5,-1/5,3/5],[-11/6,11/2,-7/6]]*[[0],[1],[-3]]
1438 Multiplier les matrices [[3/5,-9/5,-3/5],[2/5,-6/5,3/5],[-11/6,11/2,-7/6]]*[[0],[1],[-3]]
1439 Multiplier les matrices [[3/5,-9/5,-3/5],[2/5,-6/5,3/5],[-8/5,24/5,-7/5]]*[[9],[3],[-5]]
1440 Multiplier les matrices [[323/90,-59/90],[-59/30,29/30]][[1],[-3]]
1441 Multiplier les matrices [[395/154,255/154,80/77],[50/77,120/77,30/77],[5/7,5/7,10/7]]*[[77],[159],[231]]
1442 Multiplier les matrices [[-5/3,4/3],[-4/3,-5/3]][[2/3],[-2/3]]
1443 Multiplier les matrices [[5/6,1/6,-3/6,1/6],[-1/6,5/6,1/6,3/6]][[5,9],[1,7],[-3,-5],[1,5]]
1444 Multiplier les matrices [[5^n,2^n],[2*5^n,2*2^n]][[1,-1],[-2,1]]
1445 Multiplier les matrices [[7/24,1/12,1/12,1/24],[1/12,7/24,1/24,1/12],[1/12,1/24,7/24,1/12],[1/24,1/12,1/12,7/24]][[20],[50],[15],[50]]
1446 Multiplier les matrices [[7/24,1/12,1/12,1/24],[1/12,7/24,1/24,1/12],[1/12,1/24,7/24,1/12],[1/24,1/12,1/12,7/24]][[45],[40],[55],[50]]
1447 Multiplier les matrices [[8/7,-1/7],[-1/7,1/7]][[1,1],[1,8]]
1448 Multiplier les matrices [[-9/170,29/170,-4/85],[-21/170,11/170,19/85],[1/10,-1/10,1/5]]*[[6],[-4],[0]]
1449 Multiplier les matrices [[ racine carrée de 7,0],[2, racine carrée de 28]][[2 racine carrée de 3,- racine carrée de 7],[0,-6]]
1450 Multiplier les matrices [[0,1/115,-1/115],[3/53,-206/6095,13/6095],[-1/53,-2/6095,296/6095]][[296,86,300,162,225,459,487,77,763],[255,140,496,130,388,253,419,113,533],[405,405,367,105,646,736,748,216,85]]
1451 Multiplier les matrices [[0,1/2,1/2*i],[0,1/2,-1/2*i],[1,0,0]][[0,0,1],[i,-i,0],[1,1,0]]
1452 Multiplier les matrices [[0,1/3,0],[1,0,0],[0,0,1/5]][[2,3,1],[1,0,0],[4,0,5]]
1453 Multiplier les matrices [[0,0,0,0],[0,0,0,0],[-1,1,0,0],[2,2,0,0]][[0,0,-1,1],[0,0,1,1],[1,0,0,0],[0,1,0,0]]
1454 Multiplier les matrices [[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]][[0,0],[0,0],[0,0]]
1455 Multiplier les matrices [[0,0,1,0],[0,0,0,1],[-1,1,0,0],[1,1,0,0]][[3,1,0,0],[1,3,0,0],[0,0,0,0],[0,0,0,0]]
1456 Multiplier les matrices [[12],[10]]*[[7,14]]
1457 Multiplier les matrices [[13,0,-30]]*[[0,15,-10]]
1458 Multiplier les matrices [[16,3,15],[-7,-2,-7],[-11,-3,-10]]*[[3],[-1],[-2]]
1459 Multiplier les matrices [[17,21,9]][[1,4,-3],[2,-1,2],[2,3,-4]]
1460 Multiplier les matrices [[1800,600,6000]]*[[1.40],[3.10],[1.30]]
1461 Multiplier les matrices [[19,-21,3,4],[-5,8,-1,-10],[-1,-5,-1,6],[-1,14,9,3]][[19,-5,-1,-1],[-21,8,-5,14],[3,-1,-1,9],[4,-10,6,3]]
1462 Multiplier les matrices [[-2,4/3,-4/3],[1,1/3,2/3],[0,1/3,-1/3]][[2],[1],[1]]
1463 Multiplier les matrices [[2,0,0],[2x,2,0],[0,0,2-2x]]*[[2,2x,0],[0,2,0],[0,0,2-2x]]
1464 Multiplier les matrices [[2,0,-1],[4,-5,2]]*[[7,-5,1],[1,-4,-3]]
1465 Multiplier les matrices [[2,0,3],[1,1,1]]*[[2],[-1],[1]]
1466 Multiplier les matrices [[2,0,-5],[0,-3,7],[0,0,1]][[11],[8],[4]]
1467 Multiplier les matrices [[2,-1,1,0],[0,2,2,2],[3,0,-1,3]]*[[1,0,2],[2,-3,0],[0,0,3],[2,1,0]]
1468 Multiplier les matrices [[2,1,-1],[0,1,3],[4,0,2]][[1,0,-1],[2,1,-2],[0,1,3]]
1469 Multiplier les matrices [[2,-1,2],[0,1,0]][[1],[0],[1]]
1470 Multiplier les matrices [[2,-1,3]][[1],[-2],[7]]
1471 Multiplier les matrices [[2,-1,3],[0,4,5],[-2,1,4]][[-18,-62,-33],[7,17,22],[11,-27,38]]
1472 Multiplier les matrices [[2,1,3],[4,2,7],[1,3,5]][[2,1,3],[4,2,7],[2,6,10]]
1473 Multiplier les matrices [[2,-1,4]][[1],[3],[5]]
1474 Multiplier les matrices [[-2,1,4],[-7,4,1]]*[[-4,4],[6,0]]
1475 Multiplier les matrices [[-2,-1],[0,-1]][[-1],[1]]
1476 Multiplier les matrices [[2,1],[1,1]][[1,-2],[-1,3]]
1477 Multiplier les matrices [[2,-1],[1,1]][[4],[5]]
1478 Multiplier les matrices [[-2,-1],[-1,-2]][[1],[1]]
1479 Multiplier les matrices [[-2,-1],[-1,-2]][[1],[-1]]
1480 Multiplier les matrices [[2,1],[-1,3]][[1,0],[1,1]]
1481 Multiplier les matrices [[2,-1],[2,2]]*[[0,3,2],[1,-1,1]]
1482 Multiplier les matrices [[2,1],[3,2]]*[[2,-1],[-3,2]]
1483 Multiplier les matrices [[2,1],[3,2]][[1],[3]]
1484 Multiplier les matrices [[2,-1],[-5,3]][[1,-1],[1,2]][[3,1],[5,2]]
1485 Multiplier les matrices [[0,0,1],[1,0,0],[0,1,0]][[0,0,1],[1,0,0],[0,1,0]]
1486 Multiplier les matrices [[0,0],[-( racine carrée de 3)/2,1/2]]*[[-2],[3]]
1487 Multiplier les matrices [[0,0],[r,0]]*[[0,0],[r,0]]
1488 Multiplier les matrices [[0,1,0,0,0],[1,0,0,0,1],[0,0,0,1,1],[0,0,1,0,1],[0,1,1,1,0]]*[[0,1,0,0,0],[1,0,0,0,1],[0,0,0,1,1],[0,0,1,0,1],[0,1,1,1,0]]
1489 Multiplier les matrices [[0,1,-1],[2,-2,-1],[-1,1,1]][[118],[81],[62]]
1490 Multiplier les matrices [[0,1,-1],[2,-2,-1],[-1,1,1]][[27],[17],[15]]
1491 Multiplier les matrices [[0,1],[1,0]]*[[1,0],[0,-1]]
1492 Multiplier les matrices [[0,1],[1,0]][[-1,0],[0,1]]
1493 Multiplier les matrices [[0,1],[1,0]][[1,2],[4,5]]
1494 Multiplier les matrices [[0,1],[1,0]][[4,6],[6,7]]
1495 Multiplier les matrices [[0,1],[-1,2]]*[[-1,1],[0,-1]]
1496 Multiplier les matrices [[0,-1],[1,4]]*[[4,1],[-1,0]]
1497 Multiplier les matrices [[0,-1],[2,1]][[1,0],[2,1]]
1498 Multiplier les matrices [[0,1],[2,3],[4,5]][[5,4],[1,2]]
1499 Trouver la norme [[2-1i],[3+1i],[3+4i]]
1500 Trouver la fonction réciproque [[1,0,-2],[-3,1,4],[2,-3,4]]
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