The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = -4 + 11 cos tFind the body's acceleration at time t = ?/3 sec.
A. 
m/sec2
B. - 
m/sec2
C. 
m/sec2
D. - 
m/sec2
Answer: D
You might also like to view...
Graph the function.f(x) = log3(x - 4)
A. 
B. 
C. 
D. 
Use the graph of a power function and transformations to sketch the graph of the polynomial function.f(x) = -2(x + 3)4 + 3
A. 
B. 
C. 
D. 
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. An insurance company is willing to insure the concert for $150,000 against rain for a premium of $30,000. If he buys this policy, what are his expected earnings from the concert?
A. $180,000 B. $300,000 C. $270,000 D. $239,400
Solve. First isolate the radical term.
- 8 = 0
A. 64
B. No solution
C. 
D. 