Graph the function.f(t) = -2 sin t 

A.

B.

C.

D.


Answer: C

Mathematics

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Solve the problem.For the study described below, identify the population parameter.A researcher is interested in the level of stress among emergency-room nurses in the U.S. 275 emergency-room nurses were interviewed to determine their level of stress. Each nurse was assigned a stress rating based on his or her answers to a number of questions. The average stress rating for the 275 nurses was determined.

A. The average stress rating for all emergency-room nurses in the world B. All emergency-room nurses in the U.S. C. The average stress rating for all emergency-room nurses in the U.S. D. The average stress rating for the 275 emergency-room nurses interviewed

Mathematics

Write the phrase as a mathematical expression. Use x as the variable.The product of a number and 29

A. x + 29  
B. 29x  
C.
D. 29(x + 29)  

Mathematics

Write the rate as a fraction in simplest form.A car travels 60 miles in 10 minutes.

A.
B.  
C.  
D.  

Mathematics

Complete.11 wk = ___ hr

A. 11 B. 264 C. 77 D. 1848

Mathematics