Find the area of the specified region.Inside the circle r = 9 and to the right of the line r = 
sec ?
A. 
(2? + 3
)
B. 
?
C. 
(4? - 3
)
D. 
(2? - 3
)
Answer: C
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Solve the problem.The graphs below show the first and second derivatives of a function 
. Select a possible graph f that passes through the point P.f'?f"
?
A. 
[NOTE: Graph vertical scales
may vary from graph to graph.]
B. 
[NOTE: Graph vertical scales
may vary from graph to graph.]
C. 
[NOTE: Graph vertical scales
may vary from graph to graph.]
D. 
[NOTE: Graph vertical scales
may vary from graph to graph.]
Find the reciprocal of the number or expression. Assume variables do not cause any denominators to equal 0.
A. 
B. 
C. 
D. -11
Factor the polynomial completely. If the polynomial is prime, so state.x2 + 4xy - 165y2
A. (x + 15y)(x - 11y) B. (x - y)(x + 11y) C. (x - 15y)(x + 11y) D. (x - 15y)(x + y)
Solve the problem.Biologists banded nine out of every twenty wild ducks. What percent were not banded?
A. 55% B. 45% C. 9% D. 11%