Solve the problem.The number of births in County A has been increasing in recent years. Using the information given on the bar graph for the years 1960 and 1990, find an equation to model the number of births y for the year x. Let x = 0 correspond to the year 1960.
A. y = 
x - 2190
B. y = 
x + 1693
C. y = 
x + 1693
D. y = 
x + 
Answer: C
Mathematics
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A. (2, 3) B. (3, 2) C. (3, 6) D. Inconsistent
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Integrate the function.
A. 
+ C
B. 6 ln
+ C
C. x + ln
+ C
D. 6 ln
+ C
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Solve the problem.A furniture manufacturer decides to make a new line of desks. The table shows the profit, in thousands of dollars, for various levels of production.
Find a quadratic function to model the data, and use the model to predict the profit if 450 chairs are made.
A. Just under $45,000 B. Almost $44,000 C. Almost $42,000 D. Just over $40,000
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The rectangular coordinates of a point are given. Find polar coordinates for the point.(5, -5)
A. 
B. 
C. 
D. 
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