Use inductive reasoning to predict the next number in the sequence.4, -20, 100, -500, 2500
A. 4500
B. -12,500
C. -4500
D. 12,500
Answer: B
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Give an appropriate answer to the question.How many vertices are there in a tree with 24 edges?
A. 24 B. Not enough information to determine C. 25 D. 23
Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
- 
Solve the problem.The sales of a mature product (one which has passed its peak) will decline by the function S(t)= S0e-at, where t is time in years. Find the sales after 8 years if 
and 
A. 245,075 B. 58,065 C. 11,491 D. 5746
Find the x-intercepts of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = 7x2 - x3
A. 0, touches the x-axis and turns around;
, crosses the x-axis;
-
, crosses the x-axis
B. 0, crosses the x-axis;
, crosses the x-axis;
-
, crosses the x-axis
C. 0, touches the x-axis and turns around;
7, touches the x-axis and turns around
D. 0, touches the x-axis and turns around;
7, crosses the x-axis