Solve the equation.|x2 - 4x - 4| = 8
A. {-2, 2, 6}
B. {-2, 2, -6}
C. {2, 6}
D. {-2, 2}
Answer: A
Mathematics
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If one of student is selected at random what is the probability that he or she spent between 0 and 10 hours in the lab?
Use the following information to answer questions 2-10. 24 students in an engineering class were asked to record the number of hours spent in a lab during a week. The results are listed below. 3, 10, 21, 14, 8, 5, 1, 4, 13, 7, 9, 6, 11, 10, 6, 7, 12, 16, 1 , 7, 14, 1, 11, 8
Mathematics
Evaluate the function.Find f(1) when f(x) = -16x - 4.
A. -12 B. 12 C. -20 D. -16.4
Mathematics
Simplify the expression.-2x - 3(x - 2y)
A. -3x + 6y B. -5x - 6y C. -5x + 6y D. -5x - 2y
Mathematics
Evaluate the integral.
dx
A. 
+ C
B. 
+ C
C. (x8 - 10)5 + C
D. 
+ C
Mathematics