Find a simplified difference quotient for the function.f(x) = 
A. - 
B. 
C. - 
D. 
Answer: C
Mathematics
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Perform the indicated operations and write the answer in the form 
where a and b are real numbers.6i + (-8 - i)
A. 8 - 5i B. -8 + 5i C. -8 + 7i D. 8 - 7i
Mathematics
Find the domain of the function.f(x) = 
A. (-11, ?) B. (-?, 0) or (0, ?) C. (-?, ?) D. (-?, -11) or (-11, ?)
Mathematics
Solve and check.
+ 
= 
A. x = 28 B. x = -28 C. x = 4 D. x = 3
Mathematics
Find f-1(x) for the following one-to-one function f.f = {(0, 0), (1, 1), (2, 2), (3, 3)}
A. f-1 = {(0, 0), (-1, 1), (-2, 2), (-3, 3)} B. f-1 = {(0, 0), (1, 1), (2, 2), (3, 3)} C. f-1 = {(0, 0), (1, -1), (2, -2), (3, -3)} D. f-1 = {(0, 0), (-1, -1), (-2, -2), (-3, -3)}
Mathematics