Graph both functions using the same set of axes.f(x) = 2x, f-1(x) = log2x
A. f(x)
B. f(x)
C. f(x)
D. f(x)
Answer: D
Mathematics
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Sketch the graph of the function and find the domain and range.f(x) = x2 + 1
A. domain: all real numbers
range: y ? -1
B. domain: all real numbers
range: y ? 1
C. domain: all real numbers
range: y ? 1
D. domain: all real numbers
range: y ? 0
Mathematics
Graph the rational function.f(x) = - 
A. 
B. 
C. 
D. 
Mathematics
The matrices 
and 
are inverses of each other. Use this fact to solve the system 
.
What will be an ideal response?
Mathematics
Find the x-value of all points where the function has relative extrema. Find the value(s) of any relative extrema.f(x) = 
A. Relative minimum of 0 at 10. B. Relative maximum of 50 at 0. C. Relative maximum of 50 at 0 ; Relative minimum of 0 at 10. D. No relative extrema.
Mathematics