Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the problem.How many triangles (of any size) are there in the figure?
A. 19 B. 13 C. 15 D. 16
Mathematics
Add. Simplify, if possible. 
+ 
A. 
B. 
C. 
D. 
Mathematics
For the pair of functions, find the indicated domain.f(x) = 2x - 5, g(x) = 
Find the domain of g ? f.
A. [-?,0.5) B. [4, ?) C. [0.5, ?) D. (-4, 4)
Mathematics
Solve.
= 14
A. {12} B. {28} C. {-7, 7} D. {7}
Mathematics