Find the LCD for the set of fractions.
, 
A. 336
B. 84
C. 40
D. 4
Answer: B
Mathematics
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Solve the problem.The rate at which an assembly line worker's efficiency E (expressed as a percent) changes with respect to time t is given by 
where t is the number of hours since the worker's shift began. Assuming that 
when t = 1, find and expression for E.
A. E = 65t - 4t2 + 25 B. E = 65t - 2t2 + 151 C. E = 65t - 2t2 + 88 D. E = 65t - 2t2 + 25
Mathematics
Write out the first five terms of the sequence for n = 1, 2, 3, 4, and 5.an = 3n - 1
A. 2, 3, 4, 5, 6 B. -2, -5, -8, -11, -14 C. 4, 7, 10, 13, 16 D. 2, 5, 8, 11, 14
Mathematics
Simplify the complex fraction.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.-2x + 4(-2x - 3) = -16 - 6x
A. {-1}
B. 
C. {1}
D. 
Mathematics