Sketch the surface z = f(x,y).f(x, y) = - 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Consider the equation of change 
. What can you say about the graph of f versus x when 
?
?
A. The graph is increasing. B. The graph is decreasing. C. The graph reaches a maximum. D. The graph reaches a minimum.
Mathematics
Graph the equation.y = 
A. 
B. 
C. 
D. 
Mathematics
Find the intercepts of the quadratic function.f(x) = x2 + 4x - 7
A. x-intercept: (4, 0)
y-intercept: (0, -7)
B. x-intercepts: (-2 ± 
, 0)
y-intercept: (0, -7)
C. x-intercepts: (-4, 0) and (3, 0)
y-intercept: (0, -12)
D. x-intercepts: none
y-intercept: (0, 7)
Mathematics
Multiply or divide as indicated.
÷ 
A. 
B. 
C. 
D. 
Mathematics