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Let A=[[3,6,5],[6,7,8]] and C=[[1,2,-3],...

Let `A=[[3,6,5],[6,7,8]]` and `C=[[1,2,-3],[4,5,6]]`
Find `2A`

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MAXIMUM PUBLICATION-MATRICES-EXAMPLE
  1. Consider the matrix A=[[2,1,3],[2,3,1],[1,1,1]] B=[[-1,2,3],[-2,3,1]...

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  2. Given P=[[2,-3],[-1,2]] . Find the inverse of P by elementary row ope...

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  3. Let A=[[3,6,5],[6,7,8]] and C=[[1,2,-3],[4,5,6]] Find 2A

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  4. Let A=[[3,6,5],[6,7,8]] and C=[[1,2,-3],[4,5,6]] Find the matrix B ...

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  5. Let A=[[2,4],[-1,1]] Apply elementary transformation R1rarrR1/2 in t...

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  6. Let A=[[2,4],[-1,1]] Find the inverse of A by elementary transformat...

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  7. Consider the matrix A=[[3,1],[-1,2]] Find A^2

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  8. Consider the matrix A=[[3,1],[-1,2]] Find k so that A^2=kA-7I

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  9. Consider a 2xx2 matrix A=[a(ij)] where a(ij)=abs(2i-3j) Write A

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  10. Consider a 2xx2 matrix A=[a(ij)] where a(ij)=abs(2i-3j) Find A+A...

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  11. If A=[[3,1],[-1,2]] then Find A^2

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  12. If A=[[3,1],[-1,2]] then Hence show that A^2-5A+7I=0

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  13. If a matrix A=[[3x,x],[-x,2x]] is a solution of the equation x^2-5x+7=...

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  14. Consider the matrices A=[[1,-2],[-1,3]] and B=[[a,b],[c,d]] If AB=...

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  15. Consider a 2xx2 matrix A=[a(ij)] , where A(ij)=(i+2j)^2/2 Write A

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  16. Consider a 2xx2 matrix A=[a(ij)] , where a(ij)=(i+2j)^2/2 Find A+A^T

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  17. If X+Y=[[7,0],[2,5]] and X-Y=[[3,0],[0,3]] then Find X and Y.

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  18. If X+Y=[[7,0],[2,5]] and X-Y=[[3,0],[0,3]] then Find 2X+Y .

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  19. If A,B are symmetric matrices of same order then AB-BA is always a ………...

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  20. For the matrix A=[[2,4],[5,6]] , verify that A+A^T is a symmetric mat...

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