Consider the matrices A and B given below. How many rows and how many columns does the product C = AB have? 0. A = 49 B = 47 17 62 |0 k Number of rows: Number of columns: The entries of the matrix C = AB are denoted where denotes the entry in the ith and the jth column. Ciji Cij Insert below the values of the requested entries. C13 = C11 = C21 = C23 = C31 = C33 = Given that c32 = 22, find the value of k and hence find the sum of the entries of C. k = The sum of the entries of C is Enter your answer as a fraction.

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A: Option D 

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A: topic - factorization

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A: Given:  Let A=111012124 To Find:  To find A-1=x1x2x3y1y2y3z1z2z3.  

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Q: (b) В - 3

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A:

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A: