Determine the matrix C = A + 3B if 12 -8 15 2 -1 1 A =-8 7 10 B =-1 4 6. | 15 10 - 5 1 6 3

Q: You are given the following matrices: P = (-3 9/-3 -7), Q = (-2 1/3 3) Find out the value of c…

A: To find out the value of c.

Q: Convert the augmented matrix 4 -1 -4 - -1 -4 0 5-2 to the equivalent linear system. Use x1 and x2 to…

A:

Q: How would you write the dimension of a matrix with 7 columns and 3 rows?

A: Given, A matrix has 7 columns   and  3 rows  We have to find the dimension of a matrix.

Q: Find matrix X:   3.     6     5     4     -2   *X=     18     49     -20     6

A: The detailed solution is given below Thank you

Q: 2 Compute each matrix sum or product if it is defined. If an expression is undefined, explain why.…

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Q: If A and B are nxn matrices .Find the cost of calculating A? + BAB.

A: Given A and B are n×n matrices.  To find the cost of A2 + BAB

Q: Answer is supposed to be in the form of a 4x4 matrix

A: Ans- Given the input-output table involving four sectors of U.S economy in the year of 1977. To…

Q: Why did you write the number of columns of A as 3 when the matrix has only 2 columns

A: Let given matrix is Using RANK-NULLITY theorem, we haveRANK(A)+NULLITY (A)=number of columns in…

Q: Find the augmented matrix of the linear system. Зx, + 2х2 - X3 = 1 + X3 = 0 5x3 = 0 X1 -X1 + 2x2 3 1…

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Q: Find the following matrix product, if it -9 = 3 6. 7. 3. 4

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Q: Use the

A: we have; 3x1-2x2+4x3=213x1+4x2-2x3=92x1-x2-x3=10

Q: How can the second and third columns ofA 1 be found without computing the first column?

A: Given A=-27-16-3450432067014285184   Option b: Note: The last 2 columns of the row echelon form of…