The amount of music in billions of hours) listened to on an on-line streaming site can be approximated by the function f(x) = 0.56 e 0.195X, where x= 1 corresponds to the first quarter of the year 2011, x=2 corresponds to the second quarter of the year 2011, etc. Find the hours listened for the following quarters. (a) Second quarter of 2011 The amount of music in billions of hours) listened to on an on-line streaming site can be approximated by the function f(x) = 0.56 e 0.195X, where x= 1 corresponds to the first quarter of the year 2011, x=2 corresponds to the second quarter of the year 2011, etc. Find the hours listened for the following quarters. (a) Second quarter of 2011