Find the amount of sales tax or tax rate and the total cost. Round money answers to the nearest cent if necessary.Amount of sale: $980 Tax rate: 6
%
A. $637.00, $1617.00
B. $73.50, $1053.50
C. $53.90, $1033.90
D. $63.70, $1043.70
Answer: D
Mathematics
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.f(x) = 2x4 + 9x2 - 56 and g(x) = x2 + 8
A. 
= 2x2 + 7
B. 
= 2x2 - 7
C. 
= 2x2 - 7 + 
D. 
= x2 - 7
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Add or subtract. Simplify your answer to lowest terms.
+ 
A. 
B. 
C. 
D. 
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Find cos(A + B).cos A = 
and sin 
, with A in quadrant I and B in quadrant IV.
A. 
B. 
C. 
D. 
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Provide an appropriate response.The method used to calculate the net price when you do not want/need to know the trade discount is called the single discount method.
A. True B. False
Mathematics