Strength of a Beam The strength S of a wooden beam of x and depth y is given by formula
A beam is to be cut from a log of diameter 10 in., as shown in the figure.
(a) Express strength S of this beam as a function of x only.
(b) What is domain of the function S?
(c) Draw a graph of S.
(d) What width will make the beam the strongest?
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College Algebra
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