Find two square roots for the complex number. Leave your answers in trigonometric form.
?
?
?
A. 
B. 
C. 
D. 
E. 
Answer: D
Mathematics
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Solve the problem.A long strip of sheet metal 12 inches wide is to be made into a small trough by turning up two sides at right angles to the base. If the trough is to have maximum capacity, how many inches should be turned up on each side?
A. 6 in. B. 3 in. C. 5 in. D. 4 in.
Mathematics
If 
and ? terminates in QIII, find cos ?.
What will be an ideal response?
Mathematics
Divide. Write the answer as a mixed number as needed.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the function as indicated.Find g
when g(x) = 3 - 9x.
A. 48 B. - 42 C. - 48 D. 2
Mathematics