Solve the equation by completing the square.x2 - 4x - 12 = 0
A. {2, -1}
B. {-10, -2}
C. {-6, 2}
D. {6, -2}
Answer: D
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Find the mean for the sequence of numbers.3, 7, 11, . . . , 167
A. 47 B. 11 C. 85 D. 42.5
Estimate the value of the quantity.Joe wants to find out how far it is across the lake. His boat has a speedometer but no odometer. The table shows the boats velocity at 10 second intervals. Estimate the distance across the lake using right-end point values.
A. 3890 ft B. 5700 ft C. 3790 ft D. 379 ft
Solve the problem.This table shows the number of lawns mowed during one week by one of the Hill Landscaping Company crews.
What is the total number of lawns mowed on Friday and Saturday?
A. 22 lawns B. 21 lawns C. Can't answer this question using this table. D. 23 lawns
Find the set of parametric equations of the line through the point 
that is parallel to the line 
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.
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A. 
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, 
B. 
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, 
C. 
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, 
D. 
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, 
E. 
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