Find an equation for the graph.
A. y = 5 sin (3?x)
B. y = 5 sin 
C. y = 3 sin 
D. y = 3 sin (5?x)
Answer: A
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Find an expression equivalent to the one given.- 
A. - 
B. 
C. - 
D. - 
Let 
and compute the Riemann sum of f over the interval 
, choosing the representative points to be the left endpoints of the subintervals, using:
?
Two subintervals of equal length 
.
?
__________ sq units
?
Five subintervals of equal length 
.
?
__________ sq units
?
Ten subintervals of equal length 
.
?
__________ sq units
?
Can you guess at the area of the region under the graph of f on the interval 
? Round your answer to the nearest tenths.
? __________ sq units
What will be an ideal response?
If Juanita borrows $5,400 interest-free from her mother to buy a new car and agrees to pay her mother back at the rate of $95 per month, how much will she still owe after four years? ?
A. $5,020 B. $2,740 C. $840 D. $2,810 E. $600
Sketch the graph of the pair of functions. Use a dashed line for g(x).f(x) = 
, g(x) = 
+ 4
A. 
B. 
C. 
D. 