Give the answer to the question. Let k be a natural number.
?
Is ( - 5 ) 2k + 1 positive or negative?
?
A. positive
B. undefinable number
C. negative
Answer: C
Mathematics
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Determine whether the given lines are parallel, perpendicular, or neither.9x + 4y = -15y = - 
x - 16
A. Parallel B. Perpendicular C. Neither
Mathematics
Solve the problem.The unpaid balance in an account on May 1 was $153. A purchase of 
was made on May 8. A 
payment was made on May 16. The finance charge rate was 
per month of the average daily balance. Find the new balance at the end of May.
A. $143.25 B. $129.26 C. $143.89 D. $154.30
Mathematics
Find the indicated partial sum for the sequence.-9, -12, -15, -18, . . .; S4
A. -54 B. -9 C. -36 D. -21
Mathematics
Factor the expression completely.
?
?
A. 
B. 
C. 
D. 
Mathematics