Unit Test — Unit test Answers
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21
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Each column of the matrix represents a vertex of a rectangle on the coordinate plane. If Fan scales the rectangle by finding 4A, what are the vertices of the scaled rectangle?
A
(4, 4), (24, 4), (24, 20), (4, 20)B
(5, 5), (10, 5), (10, 9), (5, 9)C
(4, 4), (6, 1), (6, 5), (1, 5)D
(5, 5), (6, 1), (6, 5), (4, 20)22
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The constraints of a problem are listed below. What are the vertices of the feasible region?
A
mc008-2.jpg
B
mc008-3.jpg
C
mc008-4.jpg
D
mc008-5.jpg
23
What is the maximum value of P = 24x + 30y, given the constraints on x and y listed below?
A
120B
132C
138D
15024
The matrix below represents a system of equations.What is the solution to this system of equations?
A
a = 1, b = –1, c = 2B
a = 1.5, b = –1, c = 2C
a = 2.5, b = –3, c = 2D
a = 3, b = –3, c = 2Did you find these answers helpful?
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