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Matrices and De...

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  • Question 1
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    The number of values of k for which the system of equations (k + 1)x + 8y = 4k; kx + (k + 3) y = 3k – 1 has infinitely many solutions is

  • Question 2
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  • Question 3
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    If A is square matrix A' is its transpose, then 1/2(A – A') is

  • Question 4
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  • Question 5
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  • Question 6
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    If A and B are square matrices of size n × n such that A2 – B2 = (A – B)(A + B), then which of the following will be always correct ?

  • Question 7
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  • Question 8
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  • Question 9
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  • Question 10
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    If A is matrix that A2 = A + I, where I is unit matrix then A5 is equal to

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