Solve.The population P, in thousands, of Jonesburg is given byP(t) = 
,
where t is the time, in months.Graph the function on the interval [0,?) and complete the following:P(t) ? 
as t ? ?.
A. 
P(t) ? 1 as t ? ?.
B. 
P(t) ? 0 as t ? ?.
C. 
P(t) ? 45 as t ? ?.
D. 
P(t) ? 50 as t ? ?.
Answer: B
Mathematics
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Plot the points below whose coordinates are given on a Cartesian coordinate system. ? (5, 2), (9, -6), (2, -4), (9, -5) ?
A. 
?
B.
?
C.
?
D.
?
E.
?
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Find the derivative of y.y = 2t3 tanh 
A. 6t2 tanh 
- 4 sech2 
B. 6t2 tanh 
- 2 sech2 
C. 6t2 tanh 
- 4 sech 
D. 6t2 tanh 
+ 4 sech2 
Mathematics
Find the sample standard deviation.280, 118, 223, 209, 107, 208, 214, 203, 186
A. 2,505.3 B. 53.1 C. 2,818.4 D. 50.1
Mathematics
Solve.The height of a golf ball in feet after t seconds is given by 128t - 16t2. Factor this expression.
A. 16t2(8 - t) B. 16t(8 - t) C. 16(8t - t2) D. 4t(32 - 4t)
Mathematics