The following table shows the amount C, in billions of dollars, spent on cell phone service t years after 2000.
t 5 6 7 8 C 113.42 126.55 138.13 142.48?
?
A: Find the equation of the regression line.B: Plot the data along with the regression line.C: Based on the regression equation, how much would be expected to be spent on cellular service over a 5-year period?D: What amount does the regression line predict for 2011?
What will be an ideal response?
?
B:
?
C: About 49.40 billion dollars
?
D: 174.63 billion dollars
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Construct a truth table for the statement.~(~(q ? r))
A. 
| T | T | F |
F T F
F F T
B.
| T | T | T |
F T F
F F F
C.
| T | F | T |
D.
| T | T | T |
F T T
F F F
Write the word phrase as an algebraic expression. Use x to represent the unknown number in the phrase.6 more than the quotient of 11 and a number
A. 
+ 11
B. 
+ 6
C. 
+ 11
D. 
+ 6
State the name of the property illustrated.9(x + 7) = 9x + 9 ? 7
A. Distributive property of multiplication over addition B. Commutative property of multiplication C. Identity property of multiplication D. Associative property of multiplication
Compute the maximum profit for the profit function 
Enter your answer as just a real number rounded off to two decimal places (no label).
Fill in the blank(s) with the appropriate word(s).