Find the x- and y-intercepts of f.f(x) = -x2(x + 5)(x2 + 1)
A. x-intercepts: -5, 0; y-intercept: 0
B. x-intercepts: -5, -1, 0; y-intercept: 5
C. x-intercepts: -5, -1, 0; y-intercept: -5
D. x-intercepts: -5, -1, 0, 1; y-intercept: 0
Answer: A
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Identify the specified numbers.The real numbers in the following list:
, -6, 
, 6.3, -0.83, 
, 
, 
A. 
, -6, 6.3, -0.83
B. 
, -6, 
, 6.3, -0.83, 
, 
, 
C. -6, 6.3, -0.83
D. 
, -6, 6.3, -0.83, 
Express the set using the roster notation. The set of natural numbers between 6 and 10.
A. {6, 7, 8, 9, 10} B. {6, 7, 8, 9} C. {7, 8, 9} D. {7, 8, 9, 10}
Solve the problem.The position of a weight attached to a spring is s(t) = -3 cos 7t inches after t seconds. What are the frequency and period of the system?
A. Frequency = 
cycles per sec, period = 
sec
B. Frequency = 
cycles per sec, period = 
sec
C. Frequency = 
cycles per sec, period = 
sec
D. Frequency = 7 cycles per sec, period = 
sec
List the intercepts of the graph. 
A. (0, 2) B. (2, 0) C. (-2, 0) D. (0, -2)