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Mathematics 11 Online
OpenStudy (anonymous):

A rectangular pool with dimensions 23 ft by 38 ft has pool decking border that is feet wide around the entire perimeter of the pool a. The total area of the pool and deck depends on the width of the deck. Express the total area of the pool and deck as a polynomial function. b. State the practical domain of the area function. c. Use your answers to questions (a) and (b) to determine the practical range. d. Determine the total area of the pool and deck if the width of the deck is 4 feet

OpenStudy (anonymous):

i think a. is (38+2x) * (23+2x) i just dont know the others

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