Solve the problem.A rectangular photograph measures 27 inches by 42 inches. The photographer wishes to frame the photograph with a frame x inches wide, as shown. Write an expression in factored form for the area of the frame in terms of x. 
A. 4x(x - 69)
B. 2(x + 21)(2x + 27)
C. 2(2x2 + 69x + 1134)
D. 2x(2x + 69)
Answer: D
Mathematics
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A. 
B. 2 + 
C. 
D. -2 - 
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What is the rate of change of the distance from shore?
A. 9.1 km/hr B. 4.5 km/hr C. 9.1 m/s D. 4.5 m/s
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Factor completely. If a polynomial cannot be factored, say it is prime.x2 - 9x + 81
A. prime B. (x - 9)2 C. (x + 9)(x - 9) D. (x + 9)2
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For the pair of functions, find the indicated composition.f(x) = 
, g(x) = 
Find (f ? g)(x).
A. 
B. 
C. 
D. 
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