Use Cramer's rule to solve the linear system.
A. x = 
, y = - 
B. x = 
, y = 
C. x = - 
, y = 
D. x = 
, y = - 
Answer: D
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The number N, in millions, of Americans with Internet access t years after calendar year 1990 is modeled by the function
.
According to the model, for which calendar year is Internet access growing at the fastest rate? Round your answer to the nearest whole number.
?
A. 2000 B. 2001 C. 1997 D. 2003
Solve the problem.Nikki is fishing from a bank 23 feet above water level. In this location, the fish tend to feed at 45 feet below the surface. How long must Nikki's fish line be to reach the fish?
A. -22 feet B. -23 feet C. 22 feet D. 68 feet
Solve the problem.At time t ? 0, the velocity of a body moving along the s-axis is 
When is the body moving backward?
A. t > 6 B. 0 ? t < 1 C. 0 ? t < 6 D. 1 < t < 6
Use the coordinates of the indicated points to find the slope of the line. 
A. -2
B. 2
C. 
D. - 