Solve the problem.The total sales in dollars of some small businesses fluctuates according to the equation 
where x is the time in months, with x = 1 corresponding to January, 
and 
Determine the month with the greatest total sales and give the sales in that month.
A. September; $3300
B. June; $6100
C. December; $8900
D. March; $8900
Answer: D
Mathematics
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Solve the problem.It took 1950 J of work to stretch a spring from its natural length of 1 m to a length of 
. Find the spring's force constant.
A. 1462.5 N/m B. 487.5 N/m C. 3900 N/m D. 975 N/m
Mathematics
Change the base ten number to a number in the base indicated.Write 503 in base eight.
A. 6568 B. 5658 C. 7678 D. 6768
Mathematics
Graph the polar equation.r = 5 sin 4?
A. 
B. 
C. 
D. 
Mathematics
Find the phase shift of the function.y = 5 sin 
A. 
units to the right
B. 
units to the left
C. 4? units down
D. 5? units up
Mathematics