Write the algebraic expression without parentheses.-8(-8z)
A. 64z
B. 64 - 8z
C. -64z
D. 64 + z
Answer: A
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Determine if the geometric series converges or diverges. If it converges, find its sum.
+ 
2 + 
3 + 
4 + 
5 + . . .
A. diverges
B. converges, 1
C. converges, 2
D. converges, 
Find the equation of the line passing through the two points.(-4, 5) and (0, -6)
A. y = 
x - 6
B. y = 
x - 6
C. y = - 
x - 6
D. y = - 
x - 6
Simplify the expression. Assume all variables represent positive real numbers.
- 
A. -7
B. - 
C. - 
D. -3.5
Graph the function by hand. Use the graph to (a) find the range, (b) give the interval over which the function is increasing, and (c) give the interval over which the function is decreasing. Round approximations to two decimal places.f(x) = 
A. (a) (-?, ?) (b) (-?, ?) (c) (-?, ?) B. (a) (-?, ?) (b) (-?, ?) (c) None C. (a) (-?, ?) (b) None (c) (-?, ?) D. (a) (-6, ?) (b) (-?, ?) (c) None