Evaluate.
If the number is irrational, round to the nearest hundredth.
A. 1300
B. 13.0
C. 130
D. none of these
Answer: C
Mathematics
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Perform the indicated operation and, if possible, simplify.
(
+ 
)
A. 
+ 
B. 
? 
C. 42 + 
D. 
+ 7
Mathematics
Identify where f is increasing and where f is decreasing.f(x) = 5x - 4
A. increasing: [-4, ?); decreasing: (-?, -4] B. increasing: never; decreasing: (-?, ?) C. neither D. increasing: (-?, ?); decreasing: never
Mathematics
Find the vertices of the ellipse.
+ 
= 1
A. (-3 + 3
, 2), (-3 - 3
, 2)
B. (6, 2), (-6, 2)
C. (- 3
, 2), (3
, 2)
D. (-9, 2), (3, 2)
Mathematics
For the given functions f and g , find the indicated composition.f(x) = 
,g(x) = 7x + 5(g?f)(x)
A. x
B. x - 
C. x + 10
D. 7x + 30
Mathematics