The total revenues of consumer electronics since 2000 are approximated by the function f(t)=78.4.1.1 (t23), where t= 3 corresponds to 2003 and f(t) is in billions of dollars. Find the revenue in the given years below. (a) 2005 (b) 2008 (c) If the function remains accurate, what will the revenues be in 2012? The total revenues of consumer electronics since 2000 are approximated by the function f(t)=78.4.1.1 (t23), where t= 3 corresponds to 2003 and f(t) is in billions of dollars. Find the revenue in the given years below. (a) 2005 (b) 2008 (c) If the function remains accurate, what will the revenues be in 2012?