Find the area of the shaded region. y = sec2 x
A. 1 + 
B. 1 - 
C. 2 - 
D. 
Answer: B
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Solve.A 12% salt solution is mixed with an 18% salt solution to obtain five liters of a 15% salt solution. How many liters of each solution must be added?
What will be an ideal response?
Give the equations of any horizontal asymptotes.g(x) = 
A. none B. y = 1 C. y = 2 D. y = 0
Provide an appropriate response.The number of loaves of whole wheat bread left on the shelf of a local quick stop at closing (denoted by the random variable X) varies from day to day. Past records show that the probability distribution of X is as shown in the following table. Find the probability that there will be at least three loaves left over at the end of any given day. 
A. 0.20 B. 0.65 C. 0.35 D. 0.15
The annual suicide rate (number per 100,000) of 15-24 year olds is estimated by the linear equation 
where x is the number of years since 1970 and y is the annual suicide rate (number per 100,000). For those in the 25-34 year old group the linear equation is 
. Find when the annual suicide rate for these two groups will be equal and find the suicide rate at that time.
What will be an ideal response?