Question

the length of a rectangle is 2 feet less than the three times length express the area of the rectangle as a function of its width, using correct function notation

Answer 1

The area of the rectangle as a function of its width is  a=3b-2.

$s=(3b-2)b\\=3b^{2}-2b$

$a=3b-2$

What is the advantages of area ?

Area is significant in contemporary mathematics. Aside from its obvious significance in geometry and calculus, area is also a fundamental characteristic of surfaces in differential geometry and is connected to the definition of determinants in linear algebra. The amount of space within a form is measured by its area.

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