Multiply.(9
+ 8 )(
- 5)
A. 9x - 37
+ 40
B. 9x + 37
- 40
C. 9x + 53
- 40
D. 9x - 37
- 40
Answer: D
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Determine whether the sequence converges or diverges, and, if it converges, find 
an.an = 
A. 
B. 
C. 
D. Diverges
The number of students studying algebra at State College is 585. The Department Chair expects enrollment to increase 9% each year. How many professors will be needed in 4 years to teach algebra if one professor can handle 55 students? ? Please enter your answer as a number without the units.
Fill in the blank(s) with the appropriate word(s).
Solve.The function N(t) = 
, t ? 8gives the body concentration N(t), in parts per million, of a certain dosage of medication after time t, in hours.Graph the function on the interval [8, ?) and complete the following:N(t) ? 
as t ? ?.
A. 
N(t) ? 0.12 as t ? ?.
B. 
N(t) ? 0 as t ? ?.
C. 
N(t) ? 0.15 as t ? ?.
D. 
N(t) ? 1 as t ? ?.
Find the product.[(3x - y) + 4z][(3x - y) - 4z]
A. 9x2 + y2 + 24xz + 8yz - 16z2 B. 9x2 + y2 - 16z2 C. 9x2 - 6xy + y2 - 16z2 D. 9x2 - 6xy + y2 + 24xz + 8yz - 16z2