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20 February, 15:48

The function f (x) = 4x+3 represents the length of a rectangle. The function g (x) = 2x-5 represents the width of the rectangle. Use (f•g) (4) to determine the area of a rectangle

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  1. 20 February, 17:28
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    45 square units

    Step-by-step explanation:

    g (4) = 2 (4) - 5=8-5=3

    f (g) = f (3) = 4 (3) + 3=12+3=15

    area=length*width=3*15=45
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