Add or subtract and simplify.(7 + 6i) - (-4 + i)
A. 11 - 5i
B. 11 + 5i
C. -11 - 5i
D. 3 + 7i
Answer: B
Mathematics
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Solve the proportion for x.
= 
A. x = 16 B. x = 19 C. x = 18 D. x = 17
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Evaluate the integral.
A. 
ln 
+ C
B. ln 
+ C
C. 4 sin x + C
D. 4 ln 
+ C
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Provide an appropriate response. If you have a rectangular area that is 520 square feet and one side of the rectangle is 26 feet, what is the other dimension?
A. 20 feet B. 26 feet C. 494 feet D. 546 feet
Mathematics
Solve the problem.If the average cost per unit C(x) to produce x units of plywood is given by C(x) = 
, what is the unit cost for 40 units?
A. $15.00 B. $-10.00 C. $0.75 D. $30.00
Mathematics