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Find x ,\ y satisfying the matrix equ...

Find `x ,\ y` satisfying the matrix equations: `x[2 1]+y[3 5]+[-8-11]=0`

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RD SHARMA ENGLISH-ALGEBRA OF MATRICES-All Questions
  1. If A=[{:(1,-3,2),(2," "0,2):}]" and "B=[{:(2,-1,-1),(1," "0,-1):}], fi...

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  2. Find x ,\ y satisfying the matrix equations: [x-y 2 -2 4x6]+[3-2 2 1...

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  3. Find x ,\ y satisfying the matrix equations: x[2 1]+y[3 5]+[-8-11]=...

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  4. If 2[3 4 5x]+[1y0 1]=[7 0 10 5] , find x and y .

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  5. Find the value of lambda , a non-zero scalar, if lambda[1 0 2 3 4 5...

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  6. Find a matrix X such that 2A+B+X=O , where A=[-1 2 3 4] , B=[3-2 1 5]

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  7. If A=[8 0 4-2 3 6] and B=[2-2 4 2-5 1] , then find the matrix X of ord...

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  8. Find x ,\ y ,\ z\ a n d\ t , if 3[x y z t]=[x6-1 2t]+[4x+y z+t3]

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  9. Find x ,\ y ,\ z\ a n d\ t , if 2[x5 7y-3]+[3 4 1 2]=[7 14 15 14]

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  10. If X and Y are 2xx2 matrices, then solve the following matrix equat...

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  11. In a certain city there are 30 colleges. Each college has 15 peons,...

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  12. The monthly incomes of Aryan and Babban are in the ratio 3 : 4 and ...

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  13. Let A=[(1,-2),( 3, 3),( 2,-1)] and B=[(2 ,3, -1),( 2, 4, -5)] . Find A...

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  14. If A,B,C are matrices such that A=[x y z], B=[[a,h,g] , [h, b, f] , [g...

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  15. If A=[1-1 2 3],B=[2 1 1 0],p rov et h a t(A+B)^2!=A^2+2A B+B^2

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  16. If A=[1-1 2-1] , B=[a1b-1] and (A+B)^2=A^2+B^2 , then values of a and ...

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  17. If A=[[0,1],[-1,0]], find x\ a n d \ y such that (x I+y A)^2=A

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  18. If A=[alpha0 1 1]a n dB=[1 0 5 1], find the values of alpha for which ...

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  19. Let A-[2-1 3 4], B-[5 2 7 4], C-[2 5 3 8] . Find a matrix D such that ...

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  20. Find the value of x such that [1x1][1 3 2 2 5 1 15 3 2][1 2x]=0

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