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MCGROW HILL PUBLICATION-MATRICES-SOLVED EXAMPLES ( LEVEL 1 ( Single Correct Answer Type Questions ) )
- Let a(n)=3^(n)+5^(n), nin N and let A=((a(n),a(n+1),a(n+2)),(a(n+1)...
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- First row of a matrix A is [1,3,2]. If adj A=[(-2,4,alpha),(-1,2,1),...
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- Suppose ABC is a triangle with sides a,b ,c and semiperimeter s. Then ...
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- The number of matrices A = [(a,b),(c,d)] ( where a,b,c,din R ) such...
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- Let A be a 3xx3 matrix with entries from the set of numbers, If the sy...
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- A=[{:(a,b),(b,-a):}] and MA=A^(2m), m in N for some matrix M, then whi...
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- Let A=[(a,b),(c,d)]be a 2 xx 2 matrix, where a, b, c, d take value 0 t...
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- Find the inverse of each of the matrices given below : Let D= "dia...
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- The inverse of a symmetric matrix ( if it exists ) is
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- Prove that inverse of a skew-symmetric matrix (if it exists) is skew-s...
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- The inverse of a skew symmetric matrix of odd order is a symmetric mat...
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- If A is an orthogonal matrix, then
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- If A = [(1,0,2),(5,1,x),(1,1,1)] is a singular matrix then x is equal ...
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- Find the value of x for which the matrix A=[(2//x,-1,2),(1,x,2x^(2)),(...
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- If a matrix A is such that 3A^3 +2A^2+5A+I= 0, then A^(-1) is equal to
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- If A=[(1,0),(1,1)] and I=[(1,0),(0,1)] then which one of the following...
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- If A, B, and C are three square matrices of the same order, then AB=AC...
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- If the product of the matrix B=[(2,6,4),(1,0,1),(-1,1,-1)] with a m...
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- If omega is a complex cube root of unity then the matrix A = [(1, omeg...
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- [{:(,0,1,2),(,1,2,3),(,3,a,1):}],=A^(-1)=[{:(,1//2,-1//2,1//2),(,-4,3,...
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