Write the expression in lowest terms.
A. x2 + 16
B. x2 + 4x + 16
C. x2 - 4
D. x2 - 16x + 4
Answer: B
Mathematics
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For the given functions f and g, find the requested function and state its domain. Write the domain in interval notation.f(x) = 
; g(x) = 
;
Find f - g.
A. (f - g)(x) = 
; (-?, 0) ? (0, ?)
B. (f - g)(x) = 
; (-?, 
? 
, ?)
C. (f - g)(x) = 
; (-?, 
? 
, ?)
D. (f - g)(x) = 
; (-?, 
? 
, ?)
Mathematics
Multiply. Change any mixed number to an improper fraction before multiplying.2
× 
A. 2
B. 
C. 4
D. 
Mathematics
For the given functions f and g, find the requested composite function.f(x) = 
, g(x) = 3x + 10;
Find (g ? f)(x).
A. 3x + 20
B. x
C. x + 20
D. x - 
Mathematics
Plot the point in the rectangular coordinate system.(-5, 0) 
A. 
B. 
C. 
D. 
Mathematics