Decide whether the function is an exponential growth or exponential decay function and find the constant percentage rate of growth or decay.f(x) = 20,060 ? 0.865x
A. Exponential growth function; -13.5%
B. Exponential growth function; 0.135%
C. Exponential decay function; 0.135%
D. Exponential decay function; -13.5%
Answer: D
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At one high school, students can run the 100-yard dash in an average of 15.2 seconds with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Find the percent of times that are:Greater than 16.1 seconds
A. 2% B. 13.5% C. 15.5% D. 16%
Evaluate the expression.
1/2
A. 
B. 
C. 
D. 
Solve the problem.Let A = 
and B = 
. Find A - B.
A. 
B. 
C. 
D. 
Use the graph to determine the domain and range of the function. 
A. domain: {x|x ? -1, x ? 1} range: {y|y ? 0 or y > 1} B. domain: {x|x ? -1, x ? 1} range: {y|y ? 0 or y ? 1} C. domain: {x|x ? 0 or x > 1} range: {y|y ? -1, y ? 1} D. domain: all real numbers range: all real numbers