Use half-angle formulas to find the exact value for the following:
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: A
Mathematics
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Determine whether the improper integral converges or diverges.
A. Diverges B. Converges
Mathematics
Express the set using the roster notation. The set of the days of the week.
A. {Tuesday, Thursday} B. {Saturday, Sunday} C. {Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Sunday} D. {Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday}
Mathematics
Write the fraction in simplest form using the method of your choice.
A. 
B. 
C. 
D. 
Mathematics
Find the quotient and write in rectangular form. First convert the numerator and denominator to trigonometric form.
A. - 
+ 
i
B. -10 + 10
i
C. - 
+ 
i
D. -2 + 2
i
Mathematics