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The matrix A=[{:(0,0,2),(0,2,0),(2,0,0):...

The matrix `A=[{:(0,0,2),(0,2,0),(2,0,0):}]` is: a) scalar matrix b) diagonal matrix c) square matrix d) none of these

A

scalar matrix

B

diagonal matrix

C

square matrix

D

none of these

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C
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ICSE-MATRICES-MULTIPLE CHOICE QUESTIONS
  1. The matrix A=[{:(0,0,2),(0,2,0),(2,0,0):}] is: a) scalar matrix b) di...

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  2. The matrix A=[{:(1,0,0),(0,2,0),(0,0,3):}] is: a) scalar matrix b) s...

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  3. If A=[{:(2,-1,3),(4,5,-6):}] and B=[{:(1,2),(3,4),(5,-6):}] then

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  4. If A is any m xx n matrix and B is a matrix such that AB and BA are bo...

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  5. If A=[{:(3,-x),(y,5):}] and A=A' then

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  6. If A=[{:(4,1),(3,2):}] and I=[{:(1,0),(0,1):}] then A^(2)-6A is equal ...

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  7. If A=[a(ij)](2xx2) where a(ij)={{:(1",",if, I ne j),(0",", if,i=j):} t...

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  8. The number of all possible matrices of order 3 x 3 with each entry 0 o...

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  9. If A and B are square matrices of same order, then (A+B) (A-B) is equa...

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  10. If A is a square matrix such that A^(2)=I then (A+I)^(3)+(A-I)^(3)-7A ...

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  11. If A=[{:(cosx,-sin x),(sinx, cosx):}] and A+A'=I(2), then the general ...

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  12. If A =[{:((1)/(3),2),(0,2x-3):}] and B =[{:(3,6),(0,-1):}] and AB=I(2)...

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  13. If A=[{:(1,2),(2,3):}] and A^(2)-xA=I(2) then the value of x is

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  14. If A=(1)/(pi)[{:(sin^(-1)(pix),tan^(-1)((x)/(pi))),(sin^(-1)((x)/(pi))...

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  15. If A=[{:(a,b),(b,a):}] and A^(2)=[{:(alpha, beta),(beta, alpha):}] the...

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  16. If A=[{:(1,a),(0,1):}] then A^(n) (where n in N) is equal to

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  17. If A=[{:(1,1),(1,1):}] and n in N then A^(n) is qual to

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  18. If A=[{:(1,1),(1,1):}] satisfies A^(5)=kA, then the value of k is

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  19. If A=[{:(1,0,0),(0,1,0),(a,b,-1):}] then A^(2) is equal to

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  20. If A and B are matrices of same order, then (AB'-BA') is a

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