Combine the following, if possible.-7
+ 5
A. 57
B. 27
C. -57
D. -27
Answer: D
Mathematics
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Answer the question.For f(x) = 2x - 5 and g(x) = 
, what is the domain of f?g?
A. 
B. 
C. 
D. 
Mathematics
Write the expression as one logarithm.logb x + logb y
A. logb (x + y) B. log2b xy C. logb xy D. log2b (x + y)
Mathematics
Write the expression in the form a + bi.
A. 
+ 
i
B. - 
+ 
i
C. 
- 
i
D. - 
- 
i
Mathematics
Perform the conversion. Round to the nearest tenth when necessary.304 mi to km
A. 287.6 km B. 188.8 km C. 489.4 km D. 322.2 km
Mathematics