Solve the problem.The price P of a certain computer system decreases immediately after its introduction and then increases. If the price P is estimated by the formula 
where t is the time in months from its introduction, find the time until the minimum price is reached.
A. 34.5 months
B. 8.6 months
C. 17.3 months
D. 9.5 months
Answer: B
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Find the vector projv u.v = k, u = 9i + 2j + 6k
A. 
k
B. 
i + 
j + 
k
C. 6k
D. 
i + 
j + 
k
List the elements in the set .Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. A ? B'
A. {r, s, t, u, v, w, x, z} B. {q, s, t, u, v, w, x, y} C. {u, w} D. {t, v, x}
Inflation in a certain country remains constant at 6% per year. That means prices increase by 6% each year.
?
A: Explain why prices are an exponential function of time.
?
B: Using 
for initial price, write a formula that gives the price P after t years.
?
C: How long will it take prices to double? Round your answer to two decimal places if necessary.
?
What will be an ideal response?
Provide an appropriate response.
Find the area of the triangle as shown. Round answer to four significant digits. 
A. 12.58 in2 B. 9.826 in2 C. 6.288 in2 D. 4.913 in2