Area Show that the area of the region in the first
Chapter 7, Problem 85E(choose chapter or problem)
Area ?Show that the area of the region in the first quadrant enclosed by the curve y = (1/a) cosh ax, the coordinate axes, and the line x = b is the same as the area of a rectangle of height 1 ?a ?and length ?s?, where ?s ?is the length of the curve from x = 0 to x = b. Draw a figure illustrating this result.
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