Find the x- and y-intercepts of f.f(x) = (x + 15)2
A. x-intercept: 15; y-intercept: 225
B. x-intercept: -15; y-intercept: 225
C. x-intercept: 15; y-intercept: 0
D. x-intercept: -15; y-intercept: 0
Answer: B
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Solve the problem.The Redlich-Kwong equation provides an approximate model for the behavior of real gases. The equation is 
where P is pressure, V is volume, T is Kelvin temperature, and a,b , and R are constants. Find the derivative of the function with respect to each variable.
A. PV = 
+ 
; PT = - 
+ 
B. PV = 
- 
; PT = 
+ 
C. PV = 
+ 
; PT = 
- 
D. PV = 
- 
; PT = 
+ 
Find the median of the data set.10, 2, 27, 16, 21, 43, 39, 37
A. 21 B. 24.5 C. 27 D. 24
Determine the domain and range of the function. Then graph it.f(x) = 
A. domain = [-5, ?), range =[0, ?)
B. domain = (-?, ?), range = (-?, ?)
C. domain = [0, ?), range = [5, ?)
D. domain = (-?, ?), range = [-5, 5]
The graph of a function f is given. Use the graph to answer the question.For what numbers x is f(x) < 0?
A. (-6, 7) B. [-10, -6), (7, 10) C. (-?, -6) D. (-6, ?)