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MODERN PUBLICATION-MATRICES-Objective Type Questions (A. Multiple Choice Questions)
- If A=[alphabetagammaalpha]is such that A^2-I, then(A) 1+alpha^2+betag...
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- If a matrix A is both symmetric and skew-symmetric, then A is a dia...
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- If A is a square matrix such that A^2=A ,t h e n(I+A)^3-7A is equal to...
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- The matrix A=[(0,0,5),(0,5,0),(5,0,0)] is a :
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- If matrix A=[a(ij)](2xx2^(,)) where a(ij)=1" if "i!=j =0" if "i=j th...
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- If A=1/pi[sin^(-1)(pix)tan^(-1)(x/pi)sin^(-1)(x/pi)cot^(-1)(pix)] and ...
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- If A is a matrix of order mxxn and B is a matrix such that A B^T and B...
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- For any two matrices A and B , we have
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- Suppose P and Q are two different matrices of order 3xx n and n xx p,...
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- If A=[(cosalpha,-sinalpha),(sinalpha,cosalpha)], then A+A'=I, if the v...
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- If a matrix A is both symmetric and skew-symmetric, then A is a dia...
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- For any square matrix A,(A-A') is :
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- If A,B are symmetric matrices of same order, then AB-BA is a :
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- If A=[(4,2,3),(1,5,7)] and B=[(1,3,7),(0,4,1)], then 2A+B is :
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- If order of matrix A is 2xx3 and order of matrix B is 3xx5, then order...
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- If A and B are invertible matrices of the same order, then (AB)^(-1) i...
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- If the matrices [(3x+7,5),(y+1,2-3x)]=[(5,y-2),(8,4)], then the values...
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- Let A=[(0,2),(0,3)] and B=[(2,3),(0,0)], then AB equals :
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- If A is square matrix such that |A| ne 0 and A^2-A+2I=O " then " A^(-1...
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- The value of 'k' such that the matrix ((1,k),(-k,1)) is symmetric is :
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