By graphing the function, visually estimate its domain and range.f(x) = 
A. Domain: (-?, -2] ? [2, ?); range: (-?, ?)
B. Domain: (-?, ?); range: [0, ?)
C. Domain: (-?, -2] ? [2, ?); range: [0, ?)
D. Domain: [-2, 2]; range: [0, ?)
Answer: C
Mathematics
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Determine whether the given function is even, odd, or neither even nor odd.
A. Even B. Odd C. Neither
Mathematics
Write the expression in the standard form a + bi.
10
A. 
+ 
i
B. 
- 
i
C. - 
+ 
i
D. - 
- 
i
Mathematics
Graph the solution set of the system of inequalities.
A. 
B. 
C. 
D. 
Mathematics
Find the mean for the list of numbers.Monthly checking account fees: $17, $12, $7, $13, $8, $3, $5Round answer to the nearest whole number if necessary.
A. $9 B. $13 C. $8 D. $5
Mathematics