Mathematics, 14.07.2019 11:10 Nathaliasmiles

the length of a rectangle is given by the function l(x)=2x+1, and the width of the rectangle is given by the function w(x)=x+4.
which function defines the area of the rectangle?
hint: a=l⋅w
a(x)=2x^2+5x+4
a(x)=3x+5
a(x)=2x^2+9x+4
a(x)=x−3

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the length of a rectangle is given by the function l(x)=2x+1, and the width of the rectangle is give...