Determine the domain and the range of the function.f(x) = -7x2 - 2x - 12
A. domain: all real numbers
range: 
B. domain: all real numbers
range: 
C. domain: all real numbers
range: 
D. domain: all real numbers
range: 
Answer: D
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Solve.The sales for a gaming console for various years are listed in the table below. 
Let s represent the sales (in billions of dollars) at t years since 1995. A reasonable model is 
Use the model to predict sales in 2011.
A. $7.16 billion B. $6.41 billion C. $7.71 billion D. $5.85 billion
Draw the angle.60°
A. 
B. 
C. 
D. 
Solve the problem using your calculator.The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. Use a graphing calculator to model the data with a linear function that predicts a student's score as a function of the number of hours he or she studied.
A. y = 67.3 + 1.07x B. y = 33.7 - 2.14x C. y = -67.3 + 1.07x D. y = 33.7 +2.14x
Find the prime factorization of the number.154
A. 14 ? 11 B. 2 ? 2 ? 11 C. 7 ? 7 ? 2 D. 2 ? 7 ? 11