Find the minor for the element in the first row and second column of the given matrix.

A. 120
B. -52
C. -340
D. 240


Answer: C

Mathematics

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Determine if the given ordered pair is a solution to the equation.y = x - ,  

A. Yes B. No

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For the given simplex tableau, determine which variable should be brought into the solution and which row to use as a pivot.  x1  x2  x3  x4  M 

A. x2, row 1 B. x1, row 2 C. x1, row 1 D. x2, row 2

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Select the smaller of the two given numbers.-17, -15

A. -17 B. -15

Mathematics

Find the sum without the use of a number line.(-18 )+ (-6) + (-7) + (-7)

A. 10 B. -2 C. -38 D. 12

Mathematics