Identify the interval where f is increasing or decreasing, as indicated. Express your answer in interval notation.f(x) = (x + 3)2 + 4; increasing
A. [-3, ?)
B. (-?, 0]
C. [4, ?)
D. (-?, -3]
Answer: A
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Provide an appropriate response.Use a graphing calculator to choose the equation which corresponds to the graph.
A. y = 2x - 2 B. y = 2x C. y = -2x D. y = -2x - 2
Solve the problem.A rocket tracking station has two telescopes A and B placed 2.3 miles apart. The telescopes lock onto a rocket and transmit their angles of elevation to a computer after a rocket launch. What is the distance to the rocket from telescope B at the moment when both tracking stations are directly east of the rocket telescope A reports an angle of elevation of 27° and telescope B reports an angle of elevation of 57°?
A. 1.25 mi B. 3.86 mi C. 4.25 mi D. 2.09 mi
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log2
A. 
log2
B. 5log2y
C. 
log5y
D. 
log2y
Solve the problem. Round to the nearest cent as needed.The bacteria in a 11-liter container double every 3 minutes. After 55 minutes the container is full. How long did it take to fill a quarter of the container?
A. 13.8 min B. 49 min C. 41.3 min D. 27.5 min