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Unformatted text preview: k = f + g g ; give its domain in interval notation. Write a simplied formula for the function k = ( f + g ) h ; give its domain in interval notation. 4. A rectangle is fashioned so that its area and perimeter have the same numeric value. Write the length of the rectangle as a function of the width w . What is the only square that behaves this way? 5. Suppose a company wants to manufacture a gutter by taking piece of metal of width w = 2 ft, and bending it as into an isosceles trapezoid with length b = 1 for the smaller base as shown. Express the cross-sectional area as a function of the angle . For fun, experiment with a calculator to try to decide what maximizes the cross-sectional area....
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This note was uploaded on 05/27/2011 for the course MAC 2311 taught by Professor All during the Spring '08 term at University of Florida.
- Spring '08