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Resources for real-world math activities |
1999-03-26 |
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Kate O'Brien pose la question : Where is there a collection of math acitivities or projects to use in high school Algebra I, Algebra II, or Trigonometry that tie concepts to real-world careers? Jack LeSage lui répond. |
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Cubic feet and gallons |
1999-03-26 |
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Karen Coheley pose la question : How many gallons in a cubic ft. ?? Harley Weston lui répond. |
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Complex numbers/polar coordinates |
1999-03-25 |
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Kate Cegelis pose la question : What is the relationship between complex numbers and polar coordinates? Harley Weston lui répond. |
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Prime dates |
1999-03-25 |
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Jessica Brown pose la question : I'm asking how do you figure out all the prime numbers in a year and, whats the average amount of prime numbers per week. Jack LeSage and Penny Nom lui répond. |
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A word problem |
1999-03-25 |
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Anna Gariss pose la question : A second number is 4 less than a first number. The product of the second number and 3 more than the first number is 18. Find the pair of numbers. Jack LeSage and Penny Nom lui répond. |
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Rhomboid |
1999-03-25 |
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Monica Armour pose la question : I need to see a net of a rhomboid. Where can I find one on the net? Is it like a square paramid with the top chopped off? Help! This has me stumped. Jack LeSage lui répond. |
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Probability and Statistics |
1999-03-25 |
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Karrie Waller pose la question : Hi my name is Karrie and I am an elementary ed. student at Florida State University in Tallahassee, Florida. I am doing a report on how children learn probability and statistics. I am having trouble locating information that will tell me specifically how students learn. I am wondering if you can answer this question for me or direct me in the right direction. Jack LeSage lui répond. |
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A field trip |
1999-03-18 |
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Jennifer Rudd pose la question : This word problem is driving me nuts! I could really use your help. Its a secondary level question. Here it is: A group of students planned to charter a bus for a school field trip. Each student was to share the $810 cost equally. However, 3 people were unable to go and this increased the share of each person by $3. How many went on the trip? Thanks! Jack LeSage and Penny Nom lui répond. |
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Percentages |
1999-03-16 |
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Beth Barton pose la question : If I have two figures and want to know the difference between them, in Percentage, how do I proceed with a calculation? Example: 67,800 - 56,000 = 11,800 What percentage does this difference represent? Jack LeSage lui répond. |
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Le salinon d'Archimèdre |
1999-03-11 |
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Don Craig pose la question : I am trying to find the English translation of "Le salinon d'Archimèdre" and would appreciate any help. This is a figure, presumably studied by Archimedes, created from 4 semi-circles. Since I can't draw it for you, I will try to describe it with the help of the 5 collinear, horizontal points below. . . . . . A B C D E A semi-circle is constructed on AE as diameter (let's say above AE). Two more semi-circles are then constructed with diameters AB and DE on the same side of the line AE as the first semi-circle (above it). Finally, a fourth semi-circle is constructed on diameter BD, this time on the opposite side of the line AE from the others (i.e. below the line). These semi-circles and the region enclosed by them constitute what is called in French "Le salinon d'Archimèdre". If you know the English name of this curve I would appreciate it if you let me know. Harley Weston lui répond. |
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0/11 |
1999-03-09 |
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Jacob pose la question : What is the term applied to 0 divided by a number. In calculating slope problem my answer was 0 divided by 11. I don't know what to do with this answer or how to interpret it. Jack LeSage and Penny Nom lui répond. |
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Factoring |
1999-03-08 |
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L. Sivad pose la question : Question: m2+6m+9-n2 Penny Nom lui répond. |
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An airplane problem |
1999-03-08 |
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B.M.R. pose la question : A plane left New York and headed East to its destination 3600 miles away across the Atlantic. On the way back its speed was boosted by a 50 mph tail wind and it arrived an hour early. What was its normal speed? Jack LeSage lui répond. |
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Metric Conversion |
1999-03-07 |
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TDestra pose la question : Please help to answer this question: Is a cubic centimeter equivalent to milligrams or milliliters, and how many? Also, is it a liquid measure? Penny Nom lui répond. |
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Where three sequences meet. |
1999-03-06 |
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Ali pose la question : My name is Ali and I am in the 5th grade. I have a math question: What is the least positive integer meeting each of the following conditions: - Dividing by 7 gives a remainder of 4
- Dividing by 8 gives a remainder of 5
- Dividing by 9 gives a remainder of 6
Help! Denis Hanson lui répond. |
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