Determine the size of matrix A and tell whether it is a square matrix, row matrix, column matrix, or none of these.A = 

A. 2; square matrix
B. 2 × 4; none of these
C. 4 × 2; none of these
D. 8; none of these


Answer: C

Mathematics

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Sketch a line passing through the point and having slope m.(0, 6), m = - 4

A.

B.

C.

D.

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List the numbers from the set that are of the type indicated.{11, , -22, 0, 0.42}Irrational numbers

A. , 0.42
B.
C. , 0, 0.42
D. , -22

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Use the Gauss-Jordan method to solve the system of equations. If the system has infinitely many solutions, let the last variable be the arbitrary variable.x - 8y + z = 23x - y + 2z = 6

A.
B.
C. ?
D.

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Factor the trinomial.n2 + 4n - 60

A. (n - 60)(n + 1) B. (n - 10)(n - 6) C. (n - 10)(n + 6) D. (n + 10)(n - 6)

Mathematics