Evaluate the expression according to the order of operations.48 ÷ (4 ÷ 2)
A. 12
B. 46
C. 6
D. 24
Answer: D
Mathematics
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Complete the magic (addition) square. A magic square has the property that the sum of the numbers in any row, column, or diagonal is the same.Use each number 16, 17, 18, 19, 20, 21, 22, 23, and 24 once.
A. 
B. 
C. 
D. 
Mathematics
Find the indicated quantity.Find the moment of inertia with respect to its axis of the solid generated by revolving the region bounded by 
and the 
about the x-axis, where k is the density.
A. 
?k
B. 
?k
C. 
?k
D. 
?k
Mathematics
Simplify.
A. undefined
B. 0
C. 
D. 50
Mathematics
Solve the given system of equations by referring to the graphs shown below.y = 
x + 
y = -x - 8
A. (-7, 15)
B. (- 
, -15)
C. (- 
, 15)
D. (-7, -1)
Mathematics