Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
2601	Find the Determinant	[[1,0,0,1,1,0,0,0,0,0],[1,1,1,0,0,0,0,0,0,0],[0,1,0,1,0,0,0,0,0,0],[0,1,0,2,1,0,0,0,0,0],[1,1,0,0,0,0,0,0,0,0],[0,0,1,0,1,0,0,0,0,0],[0,0,1,0,0,0,0,0,0,1],[0,0,0,0,0,1,0,0,0,0],[0,0,0,0,0,1,1,1,1,0],[0,0,0,0,0,0,1,1,0,0]]	$[\begin{array}{c} 1 & 0 & 0 & 1 & 1 & 0 & 0 & 0 & 0 & 0 \\ 1 & 1 & 1 & 0 & 0 & 0 & 0 & 0 & 0 & 0 \\ 0 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 0 & 0 \\ 0 & 1 & 0 & 2 & 1 & 0 & 0 & 0 & 0 & 0 \\ 1 & 1 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 \\ 0 & 0 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 0 \\ 0 & 0 & 1 & 0 & 0 & 0 & 0 & 0 & 0 & 1 \\ 0 & 0 & 0 & 0 & 0 & 1 & 0 & 0 & 0 & 0 \\ 0 & 0 & 0 & 0 & 0 & 1 & 1 & 1 & 1 & 0 \\ 0 & 0 & 0 & 0 & 0 & 0 & 1 & 1 & 0 & 0 \end{array}]$
2602	Find the Determinant	[[1,4,-7],[-1,-3,4],[-2,-4,18]]	$[\begin{array}{c} 1 & 4 & - 7 \\ - 1 & - 3 & 4 \\ - 2 & - 4 & 18 \end{array}]$
2603	Find the Determinant	[[1,4,7],[10,13,16],[19,22,25]]	$[\begin{array}{c} 1 & 4 & 7 \\ 10 & 13 & 16 \\ 19 & 22 & 25 \end{array}]$
2604	Find the Determinant	[[1,4,8],[4,7,-4],[8,-4,1]]	$[\begin{array}{c} 1 & 4 & 8 \\ 4 & 7 & - 4 \\ 8 & - 4 & 1 \end{array}]$
2605	Find the Determinant	[[1,5],[15,25]]	$[\begin{array}{c} 1 & 5 \\ 15 & 25 \end{array}]$
2606	Find the Determinant	[[1,a,b+c],[1,b,a+c],[1,c,a+b]]	$[\begin{array}{c} 1 & a & b + c \\ 1 & b & a + c \\ 1 & c & a + b \end{array}]$
2607	Find the Determinant	[[1,h,0],[0,1,0],[0,0,1]]	$[\begin{array}{c} 1 & h & 0 \\ 0 & 1 & 0 \\ 0 & 0 & 1 \end{array}]$
2608	Find the Determinant	[[1,x,x^2],[1,x^2,x^4],[1,x^4,x^6]]	$[\begin{array}{c} 1 & x & x^{2} \\ 1 & x^{2} & x^{4} \\ 1 & x^{4} & x^{6} \end{array}]$
2609	Find the Determinant	[[1,x,-3],[2,-1,2x],[-1,2,-1]]	$[\begin{array}{c} 1 & x & - 3 \\ 2 & - 1 & 2 x \\ - 1 & 2 & - 1 \end{array}]$
2610	Find the Determinant	[[10,-1,5],[6,-2,4],[1,-3,1]]	$[\begin{array}{c} 10 & - 1 & 5 \\ 6 & - 2 & 4 \\ 1 & - 3 & 1 \end{array}]$
2611	Find the Determinant	[[10,11,12],[13,14,15],[16,17,10]]	$[\begin{array}{c} 10 & 11 & 12 \\ 13 & 14 & 15 \\ 16 & 17 & 10 \end{array}]$
2612	Find the Determinant	[[13,0],[0,5]]	$[\begin{array}{c} 13 & 0 \\ 0 & 5 \end{array}]$
2613	Find the Determinant	[[14,2,14],[-21,2,7],[28,4,-21]]	$[\begin{array}{c} 14 & 2 & 14 \\ - 21 & 2 & 7 \\ 28 & 4 & - 21 \end{array}]$
2614	Find the Determinant	[[15,-44],[-27,32]]	$[\begin{array}{c} 15 & - 44 \\ - 27 & 32 \end{array}]$
2615	Find the Determinant	[[16,2,3,40],[2,16,40,3],[3,40,16,2],[40,0,0,16]]	$[\begin{array}{c} 16 & 2 & 3 & 40 \\ 2 & 16 & 40 & 3 \\ 3 & 40 & 16 & 2 \\ 40 & 0 & 0 & 16 \end{array}]$
2616	Find the Determinant	[[16,6,116],[9,-5,61],[-1,7,35]]	$[\begin{array}{c} 16 & 6 & 116 \\ 9 & - 5 & 61 \\ - 1 & 7 & 35 \end{array}]$
2617	Find the Determinant	[[1-x,1,1],[0,2-x,1],[-4,4,3-x]]	$[\begin{array}{c} 1 - x & 1 & 1 \\ 0 & 2 - x & 1 \\ - 4 & 4 & 3 - x \end{array}]$
2618	Find the Determinant	[[1,24,4],[3,50,8],[3,48,6]]	$[\begin{array}{c} 1 & 24 & 4 \\ 3 & 50 & 8 \\ 3 & 48 & 6 \end{array}]$
2619	Find the Determinant	[[1,-3,1,-1],[-3,3,1,2],[3,-2,-1,3],[-1,3,-1,-3]]	$[\begin{array}{c} 1 & - 3 & 1 & - 1 \\ - 3 & 3 & 1 & 2 \\ 3 & - 2 & - 1 & 3 \\ - 1 & 3 & - 1 & - 3 \end{array}]$
2620	Find the Determinant	[[1,3,2],[4,0,1],[7,1,2]]	$[\begin{array}{c} 1 & 3 & 2 \\ 4 & 0 & 1 \\ 7 & 1 & 2 \end{array}]$
2621	Find the Determinant	[[1,3,4],[4,5,8],[3,12,14]]	$[\begin{array}{c} 1 & 3 & 4 \\ 4 & 5 & 8 \\ 3 & 12 & 14 \end{array}]$
2622	Find the Determinant	[[2k-mx^2,-k],[-k,k-m/2*x^2]]	$[\begin{array}{c} 2 \cdot k - m \cdot x^{2} & - k \\ - k & k - \frac{m}{2} \cdot x^{2} \end{array}]$
2623	Find the Determinant	[[2, square root of 5],[ square root of 5,5]]	$[\begin{array}{c} 2 & \sqrt{5} \\ \sqrt{5} & 5 \end{array}]$
2624	Find the Determinant	[[2,0,1],[2,2,4],[1,3,2]]	$[\begin{array}{c} 2 & 0 & 1 \\ 2 & 2 & 4 \\ 1 & 3 & 2 \end{array}]$
2625	Find the Determinant	[[2,-1,2],[12,1,-3],[6,-1,6]]	$[\begin{array}{c} 2 & - 1 & 2 \\ 12 & 1 & - 3 \\ 6 & - 1 & 6 \end{array}]$
2626	Find the Determinant	[[2,-1,3,2],[-1,0,1,0],[0,0,2,0],[-1,3,5,-2]]	$[\begin{array}{c} 2 & - 1 & 3 & 2 \\ - 1 & 0 & 1 & 0 \\ 0 & 0 & 2 & 0 \\ - 1 & 3 & 5 & - 2 \end{array}]$
2627	Find the Determinant	[[1,2,1],[0,1,2],[0,-1,0]]	$[\begin{array}{c} 1 & 2 & 1 \\ 0 & 1 & 2 \\ 0 & - 1 & 0 \end{array}]$
2628	Find the Determinant	[[1,-2,1],[0,1,2],[1,1,3]]	$[\begin{array}{c} 1 & - 2 & 1 \\ 0 & 1 & 2 \\ 1 & 1 & 3 \end{array}]$
2629	Multiply the Matrices	[[0,2,1],[5,4,2],[2,1,0]][[0,6,2],[4,1,0],[-1,2,4]]	$[\begin{array}{c} 0 & 2 & 1 \\ 5 & 4 & 2 \\ 2 & 1 & 0 \end{array}] [\begin{array}{c} 0 & 6 & 2 \\ 4 & 1 & 0 \\ - 1 & 2 & 4 \end{array}]$
2630	Find the Determinant	[[1,2,3],[5,7,4],[2,1,3]]	$[\begin{array}{c} 1 & 2 & 3 \\ 5 & 7 & 4 \\ 2 & 1 & 3 \end{array}]$
2631	Find the Determinant	[[1,2,4,4],[8,6,9,2],[7,-6,5,7],[2,4,1,6]]	$[\begin{array}{c} 1 & 2 & 4 & 4 \\ 8 & 6 & 9 & 2 \\ 7 & - 6 & 5 & 7 \\ 2 & 4 & 1 & 6 \end{array}]$
2632	Find the Determinant	[[1,2,5],[4,5,6],[1,2,8]]	$[\begin{array}{c} 1 & 2 & 5 \\ 4 & 5 & 6 \\ 1 & 2 & 8 \end{array}]$
2633	Find the Determinant	[[-3e^(2t),-4e^(3t)],[-6e^(2t),-3e^(3t)]]	$[\begin{array}{c} - 3 e^{2 t} & - 4 e^{3 t} \\ - 6 e^{2 t} & - 3 e^{3 t} \end{array}]$
2634	Find the Determinant	[[-3i,2j,4k],[5i,1j,6k],[2i,3j,1k]]	$[\begin{array}{c} - 3 i & 2 j & 4 k \\ 5 i & 1 j & 6 k \\ 2 i & 3 j & 1 k \end{array}]$
2635	Find the Determinant	[[4,2,8],[-2,1,-4],[3,1,6]]	$[\begin{array}{c} 4 & 2 & 8 \\ - 2 & 1 & - 4 \\ 3 & 1 & 6 \end{array}]$
2636	Find the Determinant	[[-4,30+2k],[-12,-10+2k]]	$[\begin{array}{c} - 4 & 30 + 2 k \\ - 12 & - 10 + 2 k \end{array}]$
2637	Find the Determinant	[[3,2h-1],[h^2,-49]]	$[\begin{array}{c} 3 & 2 h - 1 \\ h^{2} & - 49 \end{array}]$
2638	Find the Determinant	[[-3,3,3],[4,0,4],[1,2,3]]	$[\begin{array}{c} - 3 & 3 & 3 \\ 4 & 0 & 4 \\ 1 & 2 & 3 \end{array}]$
2639	Find the Determinant	[[3,4,4,44],[4,4,4,4],[343,343545,5,67],[7,7,6,5]]	$[\begin{array}{c} 3 & 4 & 4 & 44 \\ 4 & 4 & 4 & 4 \\ 343 & 343545 & 5 & 67 \\ 7 & 7 & 6 & 5 \end{array}]$
2640	Find the Determinant	[[3,8],[-1,3]]	$[\begin{array}{c} 3 & 8 \\ - 1 & 3 \end{array}]$
2641	Find the Determinant	[[2,3,11,5],[1,1,5,2],[2,1,3,2],[1,1,3,4]]	$[\begin{array}{c} 2 & 3 & 11 & 5 \\ 1 & 1 & 5 & 2 \\ 2 & 1 & 3 & 2 \\ 1 & 1 & 3 & 4 \end{array}]$
2642	Find the Determinant	[[2,3,3,6],[2,3,6,7],[4,82,0,3],[2,23,2,3]]	$[\begin{array}{c} 2 & 3 & 3 & 6 \\ 2 & 3 & 6 & 7 \\ 4 & 82 & 0 & 3 \\ 2 & 23 & 2 & 3 \end{array}]$
2643	Find the Determinant	[[2,3],[5,6]]	$[\begin{array}{c} 2 & 3 \\ 5 & 6 \end{array}]$
2644	Find the Determinant	[[2,4,0],[-3,1,-7],[1,1,1]]	$[\begin{array}{c} 2 & 4 & 0 \\ - 3 & 1 & - 7 \\ 1 & 1 & 1 \end{array}]$
2645	Find the Determinant	[[2,4,0],[4,6,3],[-6,-10,0]]	$[\begin{array}{c} 2 & 4 & 0 \\ 4 & 6 & 3 \\ - 6 & - 10 & 0 \end{array}]$
2646	Find the Determinant	[[2,4,8],[16,3,64],[128,256,512]]	$[\begin{array}{c} 2 & 4 & 8 \\ 16 & 3 & 64 \\ 128 & 256 & 512 \end{array}]$
2647	Find the Determinant	[[2,4],[-4,-5]]	$[\begin{array}{c} 2 & 4 \\ - 4 & - 5 \end{array}]$
2648	Find the Determinant	[[2,4],[6,8]]	$[\begin{array}{c} 2 & 4 \\ 6 & 8 \end{array}]$
2649	Find the Determinant	[[2,-5,0],[3,-4,12],[3,-2,8]]	$[\begin{array}{c} 2 & - 5 & 0 \\ 3 & - 4 & 12 \\ 3 & - 2 & 8 \end{array}]$
2650	Find the Determinant	[[2,-5,7],[0,-8,1],[3,-2,-1]]	$[\begin{array}{c} 2 & - 5 & 7 \\ 0 & - 8 & 1 \\ 3 & - 2 & - 1 \end{array}]$
2651	Find the Determinant	[[2,-8,0],[5,4,1],[0,3,-2]]	$[\begin{array}{c} 2 & - 8 & 0 \\ 5 & 4 & 1 \\ 0 & 3 & - 2 \end{array}]$
2652	Find the Determinant	[[2,9,4],[37,-6,23],[14,4,6]]	$[\begin{array}{c} 2 & 9 & 4 \\ 37 & - 6 & 23 \\ 14 & 4 & 6 \end{array}]$
2653	Find the Determinant	[[2,y-1],[x,z]]	$[\begin{array}{c} 2 & y - 1 \\ x & z \end{array}]$
2654	Find the Determinant	[[27,5],[20,5]]	$[\begin{array}{c} 27 & 5 \\ 20 & 5 \end{array}]$
2655	Find the Determinant	[[2q-1,1,1],[q,1,q],[1,1,2q-1]]	$[\begin{array}{c} 2 q - 1 & 1 & 1 \\ q & 1 & q \\ 1 & 1 & 2 q - 1 \end{array}]$
2656	Find the Determinant	[[2s+3,-3],[4/(s+1)+s+2,s^2]]	$[\begin{array}{c} 2 s + 3 & - 3 \\ \frac{4}{s + 1} + s + 2 & s^{2} \end{array}]$
2657	Find the Determinant	[[3,0,4],[2,3,2],[0,5,-1]]	$[\begin{array}{c} 3 & 0 & 4 \\ 2 & 3 & 2 \\ 0 & 5 & - 1 \end{array}]$
2658	Find the Determinant	[[3,1,0],[4,5,-2],[0,-1,-2]]	$[\begin{array}{c} 3 & 1 & 0 \\ 4 & 5 & - 2 \\ 0 & - 1 & - 2 \end{array}]$
2659	Find the Determinant	[[6,0,0],[-5,13,0],[9,7,4]]	$[\begin{array}{c} 6 & 0 & 0 \\ - 5 & 13 & 0 \\ 9 & 7 & 4 \end{array}]$
2660	Find the Determinant	[[3,1,5],[3,0,8],[3,3,4]]	$[\begin{array}{c} 3 & 1 & 5 \\ 3 & 0 & 8 \\ 3 & 3 & 4 \end{array}]$
2661	Find the Determinant	[[3,2,-1],[0,1,5],[2,0,1]]	$[\begin{array}{c} 3 & 2 & - 1 \\ 0 & 1 & 5 \\ 2 & 0 & 1 \end{array}]$
2662	Find the Determinant	[[-5,0,1],[1,-3,-2],[0,10,6]]	$[\begin{array}{c} - 5 & 0 & 1 \\ 1 & - 3 & - 2 \\ 0 & 10 & 6 \end{array}]$
2663	Find the Determinant	[[-5,-2,-1],[3,0,5],[-8,1,-5]]	$[\begin{array}{c} - 5 & - 2 & - 1 \\ 3 & 0 & 5 \\ - 8 & 1 & - 5 \end{array}]$
2664	Find the Determinant	[[5,2,9],[0,6,9],[5,4,8]]	$[\begin{array}{c} 5 & 2 & 9 \\ 0 & 6 & 9 \\ 5 & 4 & 8 \end{array}]$
2665	Find the Determinant	[[5,4],[2,1]]	$[\begin{array}{c} 5 & 4 \\ 2 & 1 \end{array}]$
2666	Find the Determinant	[[5,7],[2,4]]	$[\begin{array}{c} 5 & 7 \\ 2 & 4 \end{array}]$
2667	Find the Determinant	[[a,s,d],[q,w,e],[z,x,c]]	$[\begin{array}{c} a & s & d \\ q & w & e \\ z & x & c \end{array}]$
2668	Find the Determinant	[[b,d,g],[h,j,k],[l,n,o]]	$[\begin{array}{c} b & d & g \\ h & j & k \\ l & n & o \end{array}]$
2669	Find the Determinant	[[c,a,d,b],[a,c,d,b],[a,c,b,d],[c,a,b,d]]	$[\begin{array}{c} c & a & d & b \\ a & c & d & b \\ a & c & b & d \\ c & a & b & d \end{array}]$
2670	Find the Determinant	[[i,j,k],[175,0,100],[-14,8,-8]]	$[\begin{array}{c} i & j & k \\ 175 & 0 & 100 \\ - 14 & 8 & - 8 \end{array}]$
2671	Find the Determinant	[[i,j,k],[3,-1,8],[1,1,-4]]	$[\begin{array}{c} i & j & k \\ 3 & - 1 & 8 \\ 1 & 1 & - 4 \end{array}]$
2672	Find the Determinant	[[ natural log of x,x natural log of x,x^2 natural log of x,x^3 natural log of x],[1/x,1+ natural log of x,2x natural log of x+x,x^2+3x^2 natural log of x],[-x^-2,1/x,3+2 natural log of x,6x natural log of x+5x],[2x^-3,-x^-2,2/x,11+6 natural log of x]]	$[\begin{array}{c} \ln (x) & x \ln (x) & x^{2} \ln (x) & x^{3} \ln (x) \\ \frac{1}{x} & 1 + \ln (x) & 2 x \ln (x) + x & x^{2} + 3 x^{2} \ln (x) \\ - x^{- 2} & \frac{1}{x} & 3 + 2 \ln (x) & 6 x \ln (x) + 5 x \\ 2 x^{- 3} & - x^{- 2} & \frac{2}{x} & 11 + 6 \ln (x) \end{array}]$
2673	Find the Determinant	[[p,1,1],[q,1,q],[1,1,p]]	$[\begin{array}{c} p & 1 & 1 \\ q & 1 & q \\ 1 & 1 & p \end{array}]$
2674	Find the Determinant	[[sin(theta),-1],[-1,sin(theta)]]	$[\begin{array}{c} \sin (t h e t a) & - 1 \\ - 1 & \sin (t h e t a) \end{array}]$
2675	Find the Determinant	[[8, eighth root of 5,9],[8x,4,0],[6,8,7]]	$[\begin{array}{c} 8 & \sqrt[8]{5} & 9 \\ 8 x & 4 & 0 \\ 6 & 8 & 7 \end{array}]$
2676	Find the Determinant	[[9,-5,2],[1,1,3],[0,4,-2]]	$[\begin{array}{c} 9 & - 5 & 2 \\ 1 & 1 & 3 \\ 0 & 4 & - 2 \end{array}]$
2677	Find the Determinant	[[9,5,6],[2,-3,3],[-9,2,4]]	$[\begin{array}{c} 9 & 5 & 6 \\ 2 & - 3 & 3 \\ - 9 & 2 & 4 \end{array}]$
2678	Find the Determinant	[[a,a,b],[a,b,a],[b,a,a]]	$[\begin{array}{c} a & a & b \\ a & b & a \\ b & a & a \end{array}]$
2679	Find the Determinant	[[6,3],[-2,8]]	$[\begin{array}{c} 6 & 3 \\ - 2 & 8 \end{array}]$
2680	Find the Determinant	[[-6,-44],[-1,32]]	$[\begin{array}{c} - 6 & - 44 \\ - 1 & 32 \end{array}]$
2681	Find the Determinant	[[6,6,6],[6,65,4],[1,21,6]]	$[\begin{array}{c} 6 & 6 & 6 \\ 6 & 65 & 4 \\ 1 & 21 & 6 \end{array}]$
2682	Find the Determinant	[[6,7,9],[7,9,9],[4,7,0]]	$[\begin{array}{c} 6 & 7 & 9 \\ 7 & 9 & 9 \\ 4 & 7 & 0 \end{array}]$
2683	Find the Determinant	[[63,16],[-16,63]]	$[\begin{array}{c} 63 & 16 \\ - 16 & 63 \end{array}]$
2684	Find the Determinant	[[7,2.12,-3.25,5.2],[4,3,5,-2],[1.23,5.21,-4.03,7.2],[4.2,12.06,-3.085,4.74]]*4-3.085	$[\begin{array}{c} 7 & 2.12 & - 3.25 & 5.2 \\ 4 & 3 & 5 & - 2 \\ 1.23 & 5.21 & - 4.03 & 7.2 \\ 4.2 & 12.06 & - 3.085 & 4.74 \end{array}] \cdot 4 - 3.085$
2685	Find the Determinant	[[4,-6,2],[8,0,1],[3,5,4]]	$[\begin{array}{c} 4 & - 6 & 2 \\ 8 & 0 & 1 \\ 3 & 5 & 4 \end{array}]$
2686	Find the Determinant	[[4,-8,-1],[9,-5,6],[8,0,14]]	$[\begin{array}{c} 4 & - 8 & - 1 \\ 9 & - 5 & 6 \\ 8 & 0 & 14 \end{array}]$
2687	Find the Determinant	[[4,8],[4,0]]	$[\begin{array}{c} 4 & 8 \\ 4 & 0 \end{array}]$
2688	Find the Determinant	[[43,46,55,47],[42,55,45,69],[43,42,61,52],[47,41,63,0]]	$[\begin{array}{c} 43 & 46 & 55 & 47 \\ 42 & 55 & 45 & 69 \\ 43 & 42 & 61 & 52 \\ 47 & 41 & 63 & 0 \end{array}]$
2689	Find the Determinant	[[4-x,-2,0],[-3,7-x,0],[5,7,3-x]]	$[\begin{array}{c} 4 - x & - 2 & 0 \\ - 3 & 7 - x & 0 \\ 5 & 7 & 3 - x \end{array}]$
2690	Find the Determinant	[[7,5],[4,3]]	$[\begin{array}{c} 7 & 5 \\ 4 & 3 \end{array}]$
2691	Find the Determinant	[[7,6,5,55],[4,-2,8,36],[6,8,7,61],[7,4,6,64]]	$[\begin{array}{c} 7 & 6 & 5 & 55 \\ 4 & - 2 & 8 & 36 \\ 6 & 8 & 7 & 61 \\ 7 & 4 & 6 & 64 \end{array}]$
2692	Find the Inverse	[[1,1,1,1,1,1],[0,0.3,0.53,0.76,0.99,1.27],[-0.3,0,0.23,0.46,0.69,0.97],[-0.53,-0.23,0,0.23,0.46,0.74],[-0.76,-0.46,-0.23,0,0.23,0.51],[-0.99,-0.69,-0.46,-0.23,0,0.28]]	$[\begin{array}{c} 1 & 1 & 1 & 1 & 1 & 1 \\ 0 & 0.3 & 0.53 & 0.76 & 0.99 & 1.27 \\ - 0.3 & 0 & 0.23 & 0.46 & 0.69 & 0.97 \\ - 0.53 & - 0.23 & 0 & 0.23 & 0.46 & 0.74 \\ - 0.76 & - 0.46 & - 0.23 & 0 & 0.23 & 0.51 \\ - 0.99 & - 0.69 & - 0.46 & - 0.23 & 0 & 0.28 \end{array}]$
2693	Find the Determinant	[[x,4,x^2],[6,-x,0],[-1,x^3,1]]	$[\begin{array}{c} x & 4 & x^{2} \\ 6 & - x & 0 \\ - 1 & x^{3} & 1 \end{array}]$
2694	Find the Inverse	[[1,0,0],[2,4,0],[1,-1,1]]	$[\begin{array}{c} 1 & 0 & 0 \\ 2 & 4 & 0 \\ 1 & - 1 & 1 \end{array}]$
2695	Find the Inverse	[[1,0,-3],[2,-2,1],[0,-1,3]]	$[\begin{array}{c} 1 & 0 & - 3 \\ 2 & - 2 & 1 \\ 0 & - 1 & 3 \end{array}]$
2696	Find the Inverse	[[1,0,-4],[-3,3,1],[5,5,2]]	$[\begin{array}{c} 1 & 0 & - 4 \\ - 3 & 3 & 1 \\ 5 & 5 & 2 \end{array}]$
2697	Find the Inverse	[[1,0,9],[0,1,6],[0,0,3]]	$[\begin{array}{c} 1 & 0 & 9 \\ 0 & 1 & 6 \\ 0 & 0 & 3 \end{array}]$
2698	Find the Inverse	[[1,-1,0],[-1,-2,1],[0,-2,1]]	$[\begin{array}{c} 1 & - 1 & 0 \\ - 1 & - 2 & 1 \\ 0 & - 2 & 1 \end{array}]$
2699	Find the Inverse	[[0.2,0,0.4],[0,0.9,0.05],[0,0.1,0.4]]	$[\begin{array}{c} 0.2 & 0 & 0.4 \\ 0 & 0.9 & 0.05 \\ 0 & 0.1 & 0.4 \end{array}]$
2700	Find the Inverse	[[0.5,0,0,0,0,0,1,0,0,0],[0.866,0,0,0,0,0,0,-1,0,0],[-0.5,0.101,0,0,-0.866,0,0,0,0,0],[-0.866,0.101,0,0,0.5,1,0,0,0,0],[0,-0.101,0,0,0,0,0,0,0,800],[0,-0.101,-1,0,0,0,0,0,0,0],[0,0,0,0,0,-1,0,0,0,250],[0,0,1,-1,0,0,0,0,0,0],[0,0,0,0,0.5,0,0,0,0,0],[0,0,0,1,0.866,0,0,1,0]]	$[\begin{array}{c} 0.5 & 0 & 0 & 0 & 0 & 0 & 1 & 0 & 0 & 0 \\ 0.866 & 0 & 0 & 0 & 0 & 0 & 0 & - 1 & 0 & 0 \\ - 0.5 & 0.101 & 0 & 0 & - 0.866 & 0 & 0 & 0 & 0 & 0 \\ - 0.866 & 0.101 & 0 & 0 & 0.5 & 1 & 0 & 0 & 0 & 0 \\ 0 & - 0.101 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 800 \\ 0 & - 0.101 & - 1 & 0 & 0 & 0 & 0 & 0 & 0 & 0 \\ 0 & 0 & 0 & 0 & 0 & - 1 & 0 & 0 & 0 & 250 \\ 0 & 0 & 1 & - 1 & 0 & 0 & 0 & 0 & 0 & 0 \\ 0 & 0 & 0 & 0 & 0.5 & 0 & 0 & 0 & 0 & 0 \\ 0 & 0 & 0 & 1 & 0.866 & 0 & 0 & 1 & 0 \end{array}]$