Solve the problem.When pouring water from one five gallon bucket to another, a person tends to pour at a faster rate at first and then slow down in order not to spill. The amount of water left in the original bucket can be approximated by 
where f(t) is measured in gallons and t is the time spent pouring in seconds. Find the approximate amount of water left in the original bucket after 6 seconds of pouring. Round to the nearest hundredth.
A. 2.37 gal
B. 4.38 gal
C. 2.63 gal
D. 4.22 gal
Answer: C
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Write the rational expression in simplest form.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Find the inverse of the function, and state the domain and range of the inverse function.f(x) = 7 sin (3x) for - 
? x ? 
A. f-1(x) = 
sin-1 
; domain = [-7, 7]; range = 
B. f-1(x) = 
sin-1 
; domain = [-7, 7]; range = 
C. f-1(x) = 
sin-1 
; domain = [-7, 7]; range = 
D. f-1(x) = 
sin-1 
; domain = [-7, 7]; range = 
Provide an appropriate response.A student was trying to solve the problem 
. The student knew that he or she should set 
but was confused about whether or not he or she should set 
, or 2 = 0 and 
. How would you advise this student?
What will be an ideal response?
Simplify the expression.5(3x + 3) + 8(x + 4)
A. 55x + 47 B. 23x + 7 C. 23x + 47 D. 11x + 7