热门问题
等级 主题 问题 格式化的问题
2501 化简矩阵 [[1,-5,11],[0,0,0]]
2502 化简矩阵 [[1,5,-5],[2,6,3]]*[[4x,4x],[2x,0]]
2503 化简矩阵 [[1,8,4,9.7],[3,5,2,10.7],[6,5,3,11.9],[1,4,5,7.6],[5,6,4,10.4]]+[[9,5,11,18.2],[4,1,11,14.9],[11,7,15,19.4],[2,8,23,12.5],[16,1,5,17.1]]+[[8,6,18,17.9],[7,1,14,16.5],[6,3,21,18.2],[1,7,17,10.8],[8,2,18,17.1]]+[[7,5,10,15],[0,0,0,0],[6,5,13,15.9],[1,3,12,10.9],[8,4,5,13.9]]+[[4,4,9,12.4],[3,1,9,12],[9,5,9,13.2],[1,4,14,8.9],[12,2,4,13.7]]
2504 化简矩阵 [[1,9],[3,20]]
2505 化简矩阵 [[1+i,1-i],[i,1]]*[[1-i,1+i],[-i,2]]
2506 化简矩阵 [[11,3,20,18.5],[14,2,15,23.5],[6,3,13,16.2],[0,2,31,13.3],[5,4,10,15.5]]+[[8,1,10,15],[7,2,10,16],[5,2,7,12],[1,2,19,11],[4,2,16,13]]+[[4,6,11,13.3],[12,6,4,17.1],[0,0,0,0],[0,8,10,8.4],[2,3,7,12.8]]+[[1,5,5,12.4],[8,6,3,17.4],[1,8,5,11.7],[0,5,8,9.2],[1,5,3,9.5]]+[[8,8,12,15],[4,7,15,12.9],[5,8,10,10.8],[0,7,18,10],[8,7,8,12.6]]
2507 化简矩阵 [[18,40],[50,82],[8,64],[32,50]]
2508 化简矩阵 [[-1-i,-1],[2,1-i]]
2509 化简矩阵 [[2,0],[7,-1]][[6,-1,3],[5,0,-2]]+[[7,0],[-1,3]][[6,-1,3],[5,0,-2]]
2510 化简矩阵 [[-2,1,-2],[1,-1,2],[2,-1,1]][[9],[6],[-9]]
2511 化简矩阵 [[2,1],[1,-1]]+[[6,-4],[6,4]]
2512 化简矩阵 [[2,3,4,16,12],[3,4,5,29,20],[4,5,6,x,30],[5,6,7,67,42],[6,7,8,92,56]]
2513 化简矩阵 [[-2,3],[2,-1]][[10,-6],[-9,7]]
2514 化简矩阵 [[2,3],[4,5]][[2,3],[6,5]]
2515 化简矩阵 [[-2,6],[3,-9]]+[[7,1,5],[-3,0,4]]
2516 化简矩阵 ([[2,-8,-10,-14],[-2,3,1,0],[7,0,-1,-3]]*1)/2a
2517 化简矩阵 [[2.04a,-1b,0d,0g],[-1a,2.04b,-1d,0g],[0a,-1b,2.04d,-1g],[0a,0b,-1d,2.04g]]-[[40.8],[0.8],[0.8],[200.8]]
2518 化简矩阵 [[2.5,0,18,14,8,3.5,10,9]]
2519 化简矩阵 [[2],[9]]+[[5],[10]]
2520 化简矩阵 [[20,5,19,8,20],[9,0,0,15,0],[13,9,19,18,0]][[1,-2,2],[-1,1,3],[1,-1,4]]
2521 化简矩阵 [[23,-5],[65,-7]]
2522 化简矩阵 [[3,-1,4],[5,-3,4],[0,4,-2]][[5,1,5],[4,4,2],[3,-1,4]]
2523 化简矩阵 [[3,2,-1,-15],[5,3,2,0],[3,2,3,11],[-6,-4,2,40]]
2524 化简矩阵 [[3,-5,1],[0,-2,3],[0,5,-1]][[1,0,3],[2,5,1],[3,-5,3]]
2525 化简矩阵 [[3,6,-4,16],[2,-1,-9,-18],[-3,-7,8,-27]]
2526 化简矩阵 [[35,70,175,140],[40,40,80,80],[40,40,90,70]][[2800],[1400],[1500]]
2527 化简矩阵 [[-3x,2y,4z],[x,6y,-2z],[4x,4y,-6z]]=-22 , 16 , 38 , ,
2528 化简矩阵 [[3x,4y,15],[4x,3y,12]]
2529 化简矩阵 [[3x,-5y,8],[2x,5y,22]]
2530 化简矩阵 [[3x,y,7],[2x,3y,12]]
2531 化简矩阵 [[-4,2,3]]+[[-2],[0],[-1]]
2532 化简矩阵 [[-4,2k+30],[-12,2k-10]][[-4,24],[-k-15,2k-10]]
2533 化简矩阵 [[4,4],[-2,3]][[1,-2],[4,20],[3,4]]
2534 求出行列式 [[-9/7,1/7,-3/7],[40/21,-2/7,11/21],[-47/7,6/7,-18/7]]
2535 求出行列式 (2)[[1,340,2,2],[1,255,3,0],[2,435,1,4],[1,225,1,1]]
2536 求出行列式 (-2)[[340,2,2],[435,1,4],[225,1,1]]
2537 求出行列式 (-2xz)(-2yz)[[-2x^2,-2xy,-2xz],[-2xy,1-2y^2,-2yz],[-2xz,-2yz,1-2z^2]]
2538 求出行列式 (3)[[260,1,1],[255,3,0],[435,1,4]]
2539 求出行列式 (3*2)[[1,4,4],[0,-2,8],[-6,3,5]]
2540 求出行列式 [[5,0,6,4],[5,2,1,0],[7,6,4,7],[5,0,6,4]]
2541 求出行列式 |1|[[1,-1,-1,-1],[-1,-1,1,1],[1,1,-1,1],[1,1,1,1]]
2542 求出行列式 [[10,12],[-8,-10]]^15
2543 求出行列式 A=[[24,3],[-2,-16]]
2544 求出行列式 A=[[3 3,-3],[3,3 的平方根 3]] 的平方根
2545 求出行列式 A=[[9,-6],[4,7]]
2546 求出行列式 A=[[x,3,x^2],[-3,5x,0],[4,x^3,1]]
2547 求出行列式 ay-pr=1[[a,p],[r,y]]^-1
2548 求出行列式 det [[2,1],[1,2]]^-1 det
2549 求出行列式 det [[-1,6],[-2,6]] det
2550 求出行列式 det [[3,2,1],[3,4,5],[3,7,8]] det
2551 求出行列式 det [[5,3,5],[1,7,8],[9,4,2]] det
2552 求出行列式 det [[-5,x],[6,1]] det
2553 求出行列式 det [[x,0],[7,4]]=16 det
2554 求出行列式 [[0.25,1,1],[4,3,-5],[-1,-3,-4]]
2555 求出行列式 [[-0.5084,-0.1587,0.6857],[-0.8474,-0.7936,3.4285],[0.1525,-0.5873,-0.8571]]
2556 求出行列式 [[-3/17,5/17],[4/17,-1/17]]
2557 求出行列式 [[-4/7,2/7,1/7,1/7],[-9/7,1/7,-3/7,1/14],[40/21,-2/7,11/21,1/42],[-47/7,6/7,-18/7,-1/14]]
2558 求出行列式 [[a^11,a^12,a^13],[a^21,a^22,a^23],[a^31,a^32,a^33]]
2559 求出行列式 [[a^2,b^2,c^2],[bc,ac,ab],[a-b-c,b-a-c,c-a-b]]
2560 求出行列式 [[a^2,a,1],[b^2,b,1],[c^2,c,1]]
2561 求出行列式 [[a^4,b^4,c^4],[a^2,b^2,c^2],[1,1,1]]
2562 求出行列式 [[e^(3x),e^(2x)],[3e^(3x),2e^(2x)]]
2563 求出行列式 [[e^(-3x)cos(2x),e^(-3x)sin(2x)],[-3e^(-3x)cos(2x)-2e^(-3x)sin(2x),-3e^(-3x)sin(2x)+2e^(-3x)cos(2x)]]
2564 求出行列式 [[e^x,e^(2x),e^(3x)],[e^x,2e^(2x),3e^(3x)],[e^x,4e^(2x),9e^3]]
2565 求出行列式 [[e^x,cos(x),sin(x)],[e^x,-sin(x),cos(x)],[e^x,-cos(x),-sin(x)]]
2566 求出行列式 [[ 2,2 的平方根 3],[ 的平方根 6,5]] 的平方根
2567 求出行列式 [[0,0,-16],[4,4,16],[0,0,4]]
2568 求出行列式 [[0,0],[1,0]]
2569 求出行列式 [[0,-1,4],[3,-4,1],[1,-2,3]]
2570 化简矩阵 [[1,-3,4,5,3],[0,1,5,0,12],[0,0,1,-1,2],[1,-3,0,0,-5]]
2571 化简矩阵 [[1,9,-5,-9],[6,6,7,3],[-8,7,7,3]]-6a+b
2572 化简矩阵 [[1,a+1,a^2],[1-a,1-2a,0],[1,1+a,a]]
2573 化简矩阵 [[12,16,8],[20,12,28],[32,28,36]][[220],[176],[264]]
2574 化简矩阵 [[2,0,5],[3,-5,1],[4,-7,6]][[9,7,14]]
2575 化简矩阵 [[2,-3,5],[0,1,3],[7,5,4]][[2,-3,2],[6,3,4],[0,4,8]]
2576 化简矩阵 [[-2,3,5],[2,-1,6],[4,-7,-3]]*[[7,-1,4],[-3,5,-2],[5,9,2]]
2577 化简矩阵 [[2,-31,1],[4,7,-1],[1,2,-2]][[-15,0],[21,10],[13,1]]
2578 化简矩阵 [[2,-5],[1,4]]*[[6,2,3],[-4,0,7]]
2579 化简矩阵 [[2,-5],[1,4]][[6,2,3],[-4,0,7]]
2580 化简矩阵 [[200,300,500,250],[100,150,200,300]]
2581 化简矩阵 [[200,350,450],[58,39,19]]
2582 化简矩阵 [[3,-12,-6],[2,-8,-4],[4,-16,-8]]
2583 化简矩阵 [[3,5,2,0],[4,7,5,0],[1,1,-4,0],[2,9,6,0]]
2584 化简矩阵 [[-4,3,-6],[0,2,7],[10,15,-3]]-2[[-1,2,4],[-2,0,3],[5,-6,1]]
2585 化简矩阵 [[-6,4,3],[1,5,-7]]
2586 化简矩阵 [[m,n],[x,y]][[3,-1],[3,4]]
2587 化简矩阵 [[x,y,z,6],[x,-y,z,7]]
2588 求出行列式 [[1,-2,3,-5,7],[2,0,-1,-5,6],[4,7,3,-9,4],[3,1,-2,-2,3],[-5,-1,3,7,-9]]
2589 求出行列式 [[1,2,3],[4,5,6],[5,7,9]]
2590 求出行列式 [[1,-2,1],[5,-15,0],[4,-2,6]]
2591 求出行列式 [[1,2,2,-4,-3],[4,9,0,-2,3],[0,0,1,0,-2],[0,0,2,1,3],[0,0,0,4,-4]]
2592 求出行列式 [[1,1,1],[2,-1,3],[4,5,1]]
2593 求出行列式 [[1,0,4],[4,1,9],[k,7,-4]]
2594 求出行列式 [[1,1,0],[0,1,0],[0,0,0]]
2595 求出行列式 [[1,1,1],[0,0,1],[0,1,0]]
2596 求变量 [[-12,-w^2],[2f,3]]=[[2k,-81],[-14,3]]
2597 求出行列式 [[0,2,2],[-1,6,-2],[6,2.2,8]]
2598 求出行列式 [[0,4,6],[3,5,4],[6,8,6]]
2599 求出行列式 [[0,cos(x),sin(x)],[0,-2cos(x)-sin(x),cos(x)-2sin(x)],[0,3cos(x)+4sin(x),-4cos(x)+3sin(x)]]
2600 求出行列式 [[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]]
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