Add or subtract as indicated. Simplify the result whenever possible. Write any answer that contains an improper fraction as a mixed number. 
+ 
A. 
B. 
C. 1
D. 
Answer: C
Mathematics
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Give the number of rows in the truth table for the compound statement.(p ? q) ? (~r ? s) ? ~t
A. 25 B. 10 C. 8 D. 32
Mathematics
Factor.729s3 + 1
A. (9s - 1)(81s2 + 9s + 1) B. (729s + 1)(s2 - 9s + 1) C. (9s + 1)(81s2 + 1) D. (9s + 1)(81s2 - 9s + 1)
Mathematics
Simplify the expression, if possible.10log(1/4)
A. 
B. log 
C. 10
D. 101/4
Mathematics
Determine if the statement is a proportion.I. 
II. 
A. I is a proportion, II is not a proportion. B. I is not a proportion, II is a proportion. C. I and II are both proportions. D. Neither I nor II are proportions.
Mathematics