Solve the problem.Find any local extrema (maxima, minima, or saddle points) of 
given that 
and 
A. Local maximum at 
saddle point at 
B. Local maximum at 
saddle point at 
C. Local minimum at 
saddle point at 
D. Local minimum at 
saddle point at 
Answer: D
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Provide an appropriate response. Find the product: (2x + 9)2
A. 4x2 + 36x + 81 B. 4x2 - 81 C. 4x2 + 81 D. 4x2 + 18x + 81
The number of television sets that consumers buy depends on price. The higher the price, the fewer TVs people will buy. The equation that relates price to the number of TVs sold at that price is called a demand equation. If the demand equation for a 13-inch TV is 
, where p is the price and q is the number of TVs sold at that price, how many TVs will be sold at a price of $148?
?
A. 192 B. 163 C. 284 D. 264 E. 220
In 
, 
and 
. If 
, find 
.
A. 6
B. 
C. 
D. 12
Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = 2x2 - 12x - 14
A. (-7, 0), (-1, 0), (0,14) B. (-7, 0), (1, 0), (0,-14) C. (7, 0), (1, 0), (0,14) D. (7, 0), (-1, 0), (0,-14)