Archive for October, 2007
Tuesday, October 30th, 2007
RawmeatCowboy:
We’re trying to finish up LLATL Red, continuing handwriting and spelling, and keeping up math skills with old worksheets from Christian Liberty. Hopefully, I’ll be ordering new math, spelling, science, and history this week. …
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Tuesday, October 30th, 2007
HHCF:
I’m not sure if I should share this with my son, but apparently there’s a study out that says that spending about 15 minutes a day playing the Nintendo DS video game, Train Your Brain in Minutes a Day, improves math skills. …
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Tuesday, October 30th, 2007
unknown:
In a message dated 10/29/2007 8:01:20 PM Eastern Daylight Time, fvsalvo@msn.com writes: I am looking for some help. A nephew.
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Tuesday, October 30th, 2007
unknown:
Sorry…please don’t inundate me with corrections…that was obviously supposed to be integral(1/t, t, 1, x), x>0…else it’d just be plain.
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Tuesday, October 30th, 2007
unknown:
Hi Tom, I believe the convergence of the series SUM[cos(n) / n, n = 1 to oo] follows from the Dirichlet test. This is a test that is useful.
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Tuesday, October 30th, 2007
webmaster@algebra.com:
This problem was solved by HyperBrain: find the values for m and b in the following system so that the solution to the system is (-3,4) mx+3y=8 -3x+4y=b.
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Tuesday, October 30th, 2007
webmaster@algebra.com:
This problem was solved by edjones: The members of the French club are sponsoring a bake sale. If their goal is to raise at least $395, how many pastries must they sell at $3.40 each in order to meet the goal? …
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Tuesday, October 30th, 2007
webmaster@algebra.com:
This problem was solved by HyperBrain: solve each system by graphing: x-2y=8 3x-2y=12.
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Tuesday, October 30th, 2007
webmaster@algebra.com:
This problem was solved by HyperBrain: I turned two problems into slop intercept form but I have to slove the sysytem. I’m stuck on what to do next: y= -3/2x+12 and y=3/2x+2.
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Tuesday, October 30th, 2007
webmaster@algebra.com:
This problem was solved by edjones: Find the inverse of the function f(x) = x1/3 + 2. a. (x - 2)^3 b. x1/3 + 2 c. (y - 2)3 d. Doesnt exist.
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