Use De Morgan’s laws to choose an equivalent form of the following sentence. It is not true that penguins and bears live in the Antarctic.
a. Penguins do not live in the Antarctic.
b. Bears do not live in the Antarctic.
c. It is not true that penguins or bears live in the Antarctic.
d. Penguins do not live in the Antarctic or bears do not live in the Antarctic.
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Find the sum of the geometric series for those x for which the series converges.
A. 
B. 
C. 
D. 
Find all complex solutions.x4 - 49 = 0
A. 
B. ± 
, ± i
C. 
, i
D. ± 
Solve the problem.To get credit for graduation, Brittany completed 40 hours of community service. She worked at a soup kitchen for 
of the time. She picked up litter along highways for 
of the time. The rest of the hours she spent tutoring younger children after school. How much time did Brittany spend tutoring?
A. 21
hours
B. 19
hours
C. 19
hours
D. 20
hours
Translate the statement into an equation. Let x represent the unknown number. DO NOT SOLVE.Five is eight times a number less than twenty-nine.
A. 8n - 29 = 5 B. 20 - (9 - 8n) = 5 C. 29 - 8n = 5 D. 20 - 9 - 8n = 5