Asked by matt
who do I work this question. The length of a rectangular swimming
pool is 2x - 1 meters, and the width is x + 2 meters. Write
a polynomial A(x) that represents the area. Find A(5).
pool is 2x - 1 meters, and the width is x + 2 meters. Write
a polynomial A(x) that represents the area. Find A(5).
Answers
Answered by
bobpursley
Area=Length*width
= (2x-1)*(x+2)
= 2x^2 +3x -2
so for a(5), put 5 in for x.
= (2x-1)*(x+2)
= 2x^2 +3x -2
so for a(5), put 5 in for x.
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