State sales tax is based on retail price. An item that sells for $180.99 has a sales tax of $17.4. Find a mathematical model that gives the amount of sales tax y in terms of the retail price x. Use the model to find the sales tax on a $589.99 purchase. (Round your answer to four decimal places.)
?
A. 
B. 
C. 
D. 
E. 
Answer: B
Mathematics
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, ? in quadrant IV Find sin 2?.
A. - 
B. - 
C. 
D. 
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Mathematics