The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 8 sin t - cos tFind the body's acceleration at time t = ?/4 sec.
A. 
m/sec2
B. - 
m/sec2
C. 
m/sec2
D. - 
m/sec2
Answer: D
You might also like to view...
Calculate the direction of 
and the midpoint of line segment P1P2.P1(-6, 6, 4) and P2(-4, 12, 1)
A. 
i + 
j + 
k; 
B. 
i + 
j - 
k; 
C. 
i + 
j - 
k; 
D. 
i + 
j - 
k; 
Solve the problem.Given the following voter profile, determine who has the majority of first place votes and then use the Borda Method to determine the outcome. Does the Borda method violate the majority criterion for the voter profile? 
A. a, b; yes B. a, a; no C. b, a; yes D. b, b; no
Use the method of writing each premise in symbols in order to arrive at a valid conclusion.It is either day or night.If it is daytime, then the squirrels are scurrying.It is not nighttime.Therefore, ...
A. The squirrels are not scurrying. B. Squirrels do not scurry at night. C. Squirrels do not scurry during the day. D. The squirrels are scurrying.
Indicate whether the function is a constant function, linear function, quadratic function, or cubic function.y(x) = 9x3 - 9x2 - 8x + 10
A. Constant B. Quadratic C. Cubic D. Linear