Q4/ For the following three matrices : k k 1 3. B= m 4 [22 16] A= |0.5 2k 0.5 2 C= |11 8. 8 2k. .1 ml [44 32 a- Find value of (k) if know that (A) is a singular matrix b- Find value of (m) if know that A*B=C Ans./ k = 1 m = 5

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Q: 1. Find the numerical rank with tolerance 0.9 of the matrix 3 2 A = -4 -5

A: Answer

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A: I am attaching image so that you understand each and every step.

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Q: 18. Let A be a 3 x 5 matrix with 2 pivots. What is the dimension of Nul(A)?

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Q: I1,I2,I3 of th

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