The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds). s (m)
When is the body standing still?
A. 2 < t < 3, 4 < t < 5, 7 < t < 9
B. 1 < t < 2
C. t = 3, t = 5, t = 8
D. 8 < t ? 10
Answer: B
Mathematics
You might also like to view...
Find the standard divisor for the given situation. Round your answer to two decimals.A university has 21 scholarships to be apportioned among the engineering students based on the enrollment in each department. There are three departments - Mechanical Engineering (M), Electrical Engineering (E), and Civil Engineering (C). The number of students in each department is given in the following table. 
A. 37.95 B. 33.86 C. 35.38 D. 32.52
Mathematics
Solve. Clear fractions first.
r + 2 = 
r + 
A. 4 B. 3 C. -4 D. -12
Mathematics
Simplify.(-i)34
A. i B. -i C. 1 D. -1
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics