Solve the problem using your calculator.The paired data below consist of the costs of advertising (in thousands of dollars) and the number of products sold (in thousands). Use a graphing calculator to model the data with a linear function that predicts the number of products sold as a function of the cost of advertising.
A. y = -26.4 - 1.42x
B. y = 55.8 + 2.79x
C. y = 26.4 + 1.42x
D. y = 55.8 - 2.79x
Answer: B
Mathematics
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The following table shows the U.S. population, in millions, in the given year.
19601970198019902000
179.32203.3226.54248.71281.42?
Use the average rate of change to estimate the U.S. population in 1982.
A. 230.97 million B. 228.76 million C. 237.63 million D. None of the above
Mathematics
Give the prime factorization of the number. Use exponents when possible.4725
A. 33 x 52 x 7 B. 34 x 7 C. 54 x 7 D. 32 x 53 x 7
Mathematics
Find the indefinite integral.
?
What will be an ideal response?
Mathematics
Graph.y = x2 + 2x - 3
A. 
B. 
C. 
D. 
Mathematics