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- Let K be a positive real number and A=[(2k-1,2sqrt(k),2sqrt(k)),(2sqrt...
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- Let X \ a n d \ Y be two arbitrary, 3xx3 , non-zero, skew-symmetric ma...
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- evaluate: int1/((x^2+1)(x^2+4))dx
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- Let M be a 2xx2 symmetric matrix with integer entries. Then M is inver...
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- For 3xx3 matrices M \ a n d \ N , which of the following statement (s)...
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- If B is an idempotent matrix, and A=I-B , then a. A^2=A b. A^2=I ...
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- If A^(-1)=[[1,-1, 2],[0, 3,1],[ 0 ,0,-1/3]] , then |A|=-1 b. adj A=[[-...
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- If [(1,0,0),(0,1,0),(0,0,1)][(x),(y),(z)]=[(1),(-1),(0)] , find x ,\ y...
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- Which of the following statements is/are true about square matrix A or...
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- If A is an invertible matrix, then (a d jdotA^(-1)) is equal to a.[a ...
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- If A=(a(i j))(nxxn) and f is a function, we define f(A)=((f(a(i j))))(...
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- Suppose a1, a2, are real numbers, with a1!=0. If a1, a2,a3, are in A...
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- If A,B,C are three square matrices of the same order, then A B=A C =>...
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- Let A=[1 0 1 1] . Then which of following is not true? (lim)(nvecoo)1/...
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- If alpha,beta,gamma are real numbers, then without expanding at any...
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- The matrix A=[(-5,-8,0),(3,5,0),(1,2,-1)] is (A) idempotent mat...
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- If P (E) = 0.05, what is the probability of ‘not E’?
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- If A=[[a,b],[c,d]] (where b c!=0 ) satisfies the equations x^2+k=0,t h...
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- If A ,B ,A+I ,A+B are idempotent matrices, then A B is equal to a.B A ...
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- Given the matrix A=[[x,3,2],[1,y,4],[2,2,z]]. If xyz=60 and 8x+4y+3z=2...
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