After exercising for a few minutes, a person has a respiratory cycle for which the velocity of airflow is approximated by ,
Where t is the time (in seconds) .
(Inhalation occurs when v > 0 and exhalation occurs when v < 0.)

Find the time for one full respiratory cycle.

Question

After exercising for a few minutes, a person has a respiratory cycle for which the velocity of airflow is approximated by ​  ,
Where t is the time (in seconds).
(Inhalation occurs when v > 0 and exhalation occurs when v < 0.)
​
Find the time for one full respiratory cycle.​
​
A)6 sec 
B)2 sec 
C)7 sec 
D)3 sec 
E)8 sec

Quizplus · Accepted Answer

The Answer of After exercising for a few minutes, a person has a respiratory cycle for which the velocity of airflow is approximated by ​  ,
Where t is the time (in seconds).
(Inhalation occurs when v > 0 and exhalation occurs when v < 0.)
​
Find the time for one full respiratory cycle.​
​
A)6 sec 
B)2 sec 
C)7 sec 
D)3 sec 
E)8 sec

After Exercising for a Few Minutes, a Person Has a Respiratory