Identify the curve.
?
?
A. point
B. hyperbola
C. parabola
D. circle
E. line
Answer: D
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Graph the system of inequalities.2x + 3y ? 6x - y ? 3
A. 
B. 
C. 
D. 
Solve the problem.A town's average monthly temperature data is represented in the table below: 
Find a sinusoidal function of the form 
that fits the data.
A. y = 86.2 sin 
+ 26.9
B. y = 26.9 sin 
+ 86.2
C. y = 56.55 sin 
+ 29.65
D. y = 29.65 sin 
+ 56.55
Write the expression in the standard form a + bi.(2 + 6i)(2 - 6i)
A. 4 - 36i B. 4 - 36i2 C. -32 D. 40
Solve the problem.In 1971, 
and 
had the same population. The population of 
continued to increase steadily, while the rate of population growth of 
(although initially less than that of 
) eventually overtook the growth rate of City #2. The
populations of two cities are modeled by the following equations: 
: 
; 
: 
, where 
corresponds to the year 1971. In what year after 1971 did the cities have the same population?
A. 1976
B. 1975
C. 1974
D. 1977