October 28th, 2009 by
karose
Find the dimensions of the open-lid box with greatest volume that can be made from a rectangular sheet of paper measuring 11 by 14 inches, if the box is made by cutting congruent squares from the corners of the sheet and folding the resulting sides.
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October 28th, 2009 by
karose
pg. 214; 4,7,9,14,18,19 and 25. Don’t forget, for these problems we are usually finding a formula for what needs to be maximized or minimized. We then differentiate that formula and set it equal to zero. Here we are finding the critical points which will allow us to locate maxs and mins with a sign chart. The only difference is that these are word problems. Draw pictures and try to get the formulas in one variable. I will post some hints tomorrow so check back.
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October 16th, 2009 by
karose
If the function f(x)=2x^2+3x+5 satisfies the mean value theorem at x = 2 on the closed interval (1,a), find a.
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