(1)If the glass in the semicircular part of the window in Problem1.is
stained and admits only half as much light per unit area as the
other portion,what should be the relation between the height of
the rectangle and the radius of the semicircle to admit the most light for
a given perimeter.
(2)An isosceles triangle is inscribed in a given circle.What is the relation
between the base and altitude if the perimeter of the triangle is a
maximum.
麻煩高手解一下！！
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所謂寂寞
也不過就是
她身影離開我視線的那刻
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