Simplify the expression. First use the distributive property to remove any parentheses.(7z + 9) - (3z - 5)
A. 10z + 14
B. 4z - 14
C. 4z + 14
D. 4z + 4
Answer: C
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Evaluate the integral.
A. 
?2
B. 
?
C. 
?2
D. 
?
Graph the function.A satellite is orbiting the earth such that its displacement D north of the equator (or south if D < 0) is given by 
. Sketch two cycles of D as a function of t. Use 
Label the point on the horizontal which represents the end of the second cycle.
A. 
B. 
C. 
D. 
Determine if the series converges or diverges; if the series converges, find its sum.
A. Converges; 
B. Converges; 
C. Converges; 
D. Diverges
Using the Rule of 78, find the amount of unearned interest for the loan paid in full before the date of maturity. Round to the nearest cent.Finance charge: $88,382Total number of payments: 356Remaining number of payments, when paid in full: 22
A. $351.88 B. $321.28 C. $323.09 D. $353.86