Simplify the expression. If any variables are present, assume that they are positive.
? 
A. x5
B. x4
C. x6
D. 5x
Answer: A
Mathematics
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Solve the problem.Find the moment of inertia about the x-axis of a thin plane of constant density 
bounded by the coordinate axes and the line 
.
A. 252
B. 294
C. 
D. 343
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Solve the problem.A scarf manufacturer requires 
yard of fabric for each scarf produced. Find the number of scarves that can be made from 861 yards of fabric.
A. 2153 scarves B. 344 scarves C. 1435 scarves D. 517 scarves
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The table shown was generated by a graphics calculator. The expression y1 represents f(x).
If f(x) = 7, then x = ?
A. 2 B. 0 C. -2 D. Cannot be determined
Mathematics
Answer the question.For f(x) = 2x - 5 and g(x) = 
, what is the domain of f?g?
A. 
B. 
C. 
D. 
Mathematics