Select letters to represent the simple statements and write each statement symbolically by using parentheses then indicate whether the statement is a negation, conjunction, disjunction, conditional, or biconditional.The lights are on if and only if it is not midnight or it is wintertime.
A. (p ? ~q) ? r; disjunction
B. p ? (~q ? r); biconditional
C. (p ? ~q) ? r; conjunction
D. p ? (~q ? r); conditional
Answer: B
Mathematics
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A. 0
B. 
C. 
D. - 
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Find the center and the radius of the circle.x2 + y2 - 3x + 3y - 118 = 0
A. 
, r = 
B. 
, r = - 
, 
C. 
, r = 
D. 
, r = 
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Solve the problem.The weekly output goal of ABCD Co. is given by the expression: 
where x is the input in pieces. The output goal for next week is 272. What is the input in pieces?
A. 168 pieces B. 43 pieces C. 688 pieces D. 300 pieces
Mathematics
Add or subtract, as indicated. Assume that all variables represent positive real numbers.3
+ 4 - 9
A. 4 + 12
B. 4 + 6
C. -2
D. 4 - 6
Mathematics