Find all cube roots of the complex number. Leave answers in trigonometric form.-125i
A. 5 cis 90°, 5 cis °210, 5 cis 330°
B. 5 cis 30°, 5 cis °60, 5 cis 90°
C. 5 cis 90°, 5 cis °180, 5 cis 270°
D. 5 cis °210, , 5 cis 270°, 5 cis 330°
Answer: A
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Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.
+ 
+ 
+ ... + 
+ ...
A. 
; 6
B. 
; 6
C. 
; 6
D. 
; 6
Find the limit of the sequence if it converges; otherwise indicate divergence.an = 
A. 
B. 
C. - 
D. Diverges
Use braces to write the members of the set, or state that the set has no members.The letters needed to spell the following words: tear, rate, rat, tea
A. {r, a, t} B. {a, e, r, t} C. {t, e, a, r, r, a, t, e, r, a, t, t, e, a} D. {tear, rate, rat, tea}
Solve the problem.Given that (p ? q) ? ~p is true, what can you conclude about the truth values of p and q?
A. q is true B. p and q can have any truth values C. p is true D. At least one of p and q is true