Posted by **samantha** on Saturday, May 11, 2013 at 11:43pm.

the productivity of a person at work (on a scale of 0-10) is modeled by a cosine function: 5cos (pie/2t) +5, where t is in hours. If the person starts work at t=0, being 8:00 am, at what times is the worker the least productive?

a) 12pm

B) 10 am and 2pm

C) 11 am and 3 pm

D) 10 am,12pm and 2 pm

## Answer this Question

## Related Questions

- math 12 - the productivity of a person at work (on a scale of 0-10) is modeled ...
- calculus (gr 12) - the productivity of a person at work (on a scale of 0-10) is ...
- Business Law - Which of the following is true about determining whether someone ...
- precalc - 1. Write an equation of the following using the particular function. 1...
- Quick Math Question - How do I add time? If a person worked 4 1/2 hours on ...
- Math/Management - Ten jobs are to be completed by three workers (Sam, Joy, and ...
- Physics - A rescue helicopter lifts a 65 kg person straight up by means of a ...
- Physics - A rescue helicopter lifts a 65 kg person straight up by means of a ...
- Physics - A rescue helicopter lifts a 65 kg person straight up by means of a ...
- Physics - A person stands on a scale in an elevator. As the elevator starts, the...

More Related Questions