Find the equation of the tangent line at the given point on the curve.xy + x = 2; (1, 1)
A. y = 
x + 
B. y = - 
x + 
C. y = -2x + 3
D. y = 2x - 1
Answer: C
Mathematics
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Evaluate the cylindrical coordinate integral.
A. 945,750
B. 
C. 
D. 
Mathematics
Solve the problems.At the beginning of the year, Jon was 48.3 inches tall. By the end of the year, he had grown 1.8 inches. What was his height at the end of the year?
A. 66.3 in. B. 50.2 in. C. 50.1 in. D. 49.1 in.
Mathematics
Solve the problem.Suppose the sales of a particular brand of appliance are modeled by the linear function 
, where S(x) represents the number of sales in year x, with 
corresponding to 2002. Use this model to predict the number of sales in 2017.
A. 1000 sales B. 1050 sales C. 2050 sales D. 2100 sales
Mathematics
Find the product AB.A = 
, B = 
A. 
B. 
C. 
D. 
Mathematics