Perform the operation and write the result in the standard form.(6 - 7i) + (2 - 2i)
A. 8 - 9i
B. 8 + 9i
C. -8 - 9i
D. 8 - 5i
Answer: A
Mathematics
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Evaluate the expression.
A. 30
B. 2!
C. 6
D. 
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Find the Taylor polynomial of order 3 generated by f at a.f(x) = 
, a = 1
A. 
- 
+ 
- 
B. 
- 
+ 
- 
C. 
- 
+ 
- 
D. 
- 
+ 
- 
Mathematics
Use the frequency polygon to answer the following.The frequency polygon shows the salaries of employees of a small company.
The greatest number of employees are in which salary group?
A. $50,000-$60,000 B. $30,000-$35,000 C. $50,000-$55,000
Mathematics
Solve the problem.The total cost to produce x handcrafted wagons is C(x) = 110 + 7x - x2 + 2x3. Find the marginal cost when 
A. 375 B. 485 C. 1126 D. 1016
Mathematics