Perform the operation and write the result in the standard form.(8 - 3i) + (4 + 7i)
A. 12 - 4i
B. -12 - 4i
C. -12 + 4i
D. 12 + 4i
Answer: D
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Using Green's Theorem, find the outward flux of F across the closed curve C.F = - 
i ; C is the region defined by the polar coordinate inequalities 
and 
A. 
B. 
C. - 
D. 0
Find the probability.Each of ten tickets is marked with a different number from 1 to 10 and put in a box. If you draw a ticket from the box, what is the probability that you will draw 5, 6, or 4?
A. 
B. 
C. 
D. 
Solve the problem.You have 260 feet of fencing to enclose a rectangular region. Find the dimensions of the rectangle that maximize the enclosed area.
A. 67 ft by 63 ft B. 130 ft by 32.5 ft C. 130 ft by 130 ft D. 65 ft by 65 ft
Provide an appropriate response.A proper fraction has the form 
. What is the largest possible number that x can be?
A. 21 B. 20 C. 22 D. 10.5