Find values for the variables so that the matrices are equal.
= 
A. x = -1; y = -1
B. x = -1; y = 1
C. x = 1; y = -1
D. x = 1; y = 1
Answer: B
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Solve.A rectangular metal sheet has an area of 156 square centimeters. Four squares with sides 2 cm are cut from the corners of the sheet, and the edges are bent upward to form an open box with a volume of 72 cubic centimeters. Find the dimensions of the box.
A. Length = 9 cm; width = 8 cm; height = 2 cm B. Length = 9 cm; width = 2 cm; height = 8 cm C. Length = 11 cm; width = 10 cm; height = 2 cm D. Length = 13 cm; width = 12 cm; height = 2 cm
Find the apportionment asked for.A small country consists of seven states; there are 160 seats in the legislature that need to be apportioned among the seven states; and the population of each state is shown in the table. 
Find the apportionment for state D using Webster's method.
A. 26 B. 24 C. 23 D. 25
Determine the constant of variation for the stated condition.z varies jointly as x and y, and z = 108 when x = 24, and y = 18.
A. k = 18
B. k = 
C. k = 4
D. k = 
Provide an appropriate response.When a polygon has many sides that are very small, its shape looks like a and its perimeter is the 
What will be an ideal response?