Convert the polar equation to a rectangular equation.r = 
A. x2 = 6y + 9
B. x2 = -6y + 9
C. y2 = -6x + 9
D. y2 = 6x + 9
Answer: D
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A rectangular box is to have a square base and a volume of 4 ft.3. If the material for the base costs 20 cent/square foot, the material for the sides costs 30 cent/square foot, and the material for the top costs 10 cent/square foot, determine the dimensions of the box that can be constructed at minimum cost.
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A. 
B. ?
C. ?
D. ?
Does the picture below illustrate the line of symmetry? Answer yes or no.
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What will be an ideal response?
For the given functions f and g, find the requested function and state its domain.f(x) = 5x3 + 1; g(x) = 2x2 - 1Find f ? g.
A. (f ? g)(x) = 5x3 + 2x2 - 1; (-?, ?) B. (f ? g)(x) = 10x5 - 5x3 + 2x2 - 1; (-?, ?) C. (f ? g)(x) = 10x6 - 5x3 + 2x2 - 1; (-?, ?) D. (f ? g)(x) = 10x5 - 5x3 + 2x2 - 1; (-?, 0) or (0, ?)
Provide an appropriate response.If g(x) = -4x2 + x - 9, find g(-2), g(1), and g
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Fill in the blank(s) with the appropriate word(s).