Add. Simplify the result whenever possible.
s2 + 
s2
A. 
s4
B. 
s2
C. 
s2
D. 
s4
Answer: B
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Solve.A flagpole casts a shadow of 36 ft. Nearby, a 10-ft tree casts a shadow of 2 ft. What is the height of the flag pole? Round to the nearest tenth of a foot, if necessary.
A. 7.2 ft B. 720 ft C. 0.6 ft D. 180 ft
The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 6 sin t - cos tFind the body's velocity at time t = ?/4 sec.
A. - 
m/sec
B. 
m/sec
C. 
m/sec
D. - 
m/sec
Provide an appropriate response.The thickness of a compact disk is measured in which unit of metric measurement?
A. grams B. meters C. centimeters D. millimeters
Sketch the graph of the function. Describe how the graph can be obtained from the graph of a basic logarithmic function.f(x) = ln x + 2
A. Shift y = ln x down 2 units
B. Shift y = ln x left 2 units
C. Shift y = ln x right 2 units
D. Shift y = ln x up 2 units