Determine whether the graphed relation is a function.
A. function
B. not a Function
Answer: A
Mathematics
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Use the Concavity Theorem to determine where the given function is concave up and where it is concave down. Also find all inflection points.f(x) = x2 - 16x + 69
A. Concave up on (8, ?), concave down on (-?, 8); inflection point (8, 5) B. Concave up on (-?, 8), concave down on (8, ?); inflection point (8, 5) C. Concave down for all x; no inflection points D. Concave up for all x; no inflection points
Mathematics
For the pair of functions, find the indicated composition.f(x) = 
, g(x) = 
Find (f ? g)(x).
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operation. Simplify the result, if possible.
- 
A. - 
B. - 
C. 
D. 
Mathematics
Simplify.
- 
+ 4
A. 
B. 
C. 
D. 
Mathematics