Write the expression in lowest terms.
A. 
B. 
C. 
D. 
Answer: B
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A function f(x), a point x0, the limit of f(x) as x approaches x0, and a positive number ? is given. Find a number 
such that for all x, 0 < 
< ? ? 
< ?.f(x) = mx + b, m > 0, L = (m/8) + b, x0 = 1/8, and ? = c > 0
A. ? = 
B. ? = 
C. ? = 
D. ? = 
+ 
Use a calculator to find the approximate value of the expression rounded to two decimal places.cot 0.1239
A. 0.99 B. 0.12 C. 1.01 D. 8.03
Solve the problem.In 1996, an outbreak of a disease infected 14 people in a large community. By 1997, the number of those infected had grown to 33. Find an exponential growth function that fits the data. (Round decimals to three places.)
A. N(t) = 14e0.857t, where t is the number of years after 1997. B. N(t) = 14e8.57t, where t is the number of years after 1996. C. N(t) = 14e0.857t, where t is the number of years after 1996. D. N(t) = 14e8.57t, where t is the number of years after 1997.
The amount of time t (in minutes) a shopper spends browsing in the magazine section of a supermarket is a continuous random variable with probability density function
?
?
How much time is a shopper chosen at random expected to spend in the magazine section?
What will be an ideal response?