For the compound inequality, give the solution set in both interval and graph forms.x < -2 and x < 9
A. (-?, 9)
B. (-2, 9)
C. (-?, -2)
D. (-?, -2) ? (9, ?)
Answer: C
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Solve.
= 
+ 
, for A
A. A = 
B. A = 2 + B + C
C. A = 
D. A = 
Describe the transformation required to obtain the graph of the given function from the basic trigonometric graph.y = -7sec x
A. Reflection across the x-axis and vertical stretch by a factor of 7 B. Reflection across the x-axis and vertical translation up 7 units C. Reflection across the x-axis and horizontal stretch by a factor of 7 D. Reflection across the y-axis and horizontal stretch by a factor of 7
Provide an appropriate response.State the domain of the inverse tangent function.
A. [0, ?]
B. 
C. (-?, ?)
D. [-1, 1]
Solve the problem.The growth in population of a city can be seen using the formula p(t) = 2346e0.003t, where t is the number of years. Use this formula to calculate the population after 10 years.
A. 4835 B. 2491 C. 2417 D. 7252