March 27, 2015

Posts by lena

Total # Posts: 1,012

I have a quick question. It's about the Holocaust.What kind of people in Germany would support the Holocaust and why? It was so horrible yet Germany still got away with it.
November 26, 2007

When someone says something like c is the deviation in the sequence, what does that mean>?
October 19, 2007

Functions in Math
Im looking at internet sites and Im not quite understanding functions. I have a question like; A function f(x) has the properties i) f(1) = 1 ii) f(2x) = 4f(x)+6 Could you help me out. I know nothing about functions.
October 15, 2007

Organic Chemistry/Biology
My text has a review of some chemistry before getting into the biology bit. I have come to a question "what are 3 characteristics/features of an organic compound." My book seems to only have the general they all have carbon. The rest goes into depth about the ...
September 20, 2007

Calculating Average Atomic Mass
Rubidium has 2 common isotopes, Rb 85 and Rb 87. If the abudance of Rb 85 is 70 percent and the abundance of Rb 87 is 30 percent, what is the average atmoic mass of rubidium? For the above question, does this mean I would multiple 85 by .70, 87 by .30, and average those two ...
September 8, 2007

The definition of aberrant means "deviation from the norm." Which means, if you had an aberrant day, your day was more unique and different than usual. I'm guessing that word in the sentence does make sense.
September 8, 2007

1. The price of gold is 200 dollars/oz. How much did 1 g of gold cost that day? (1 oz = 28.4 g)Use dimensional analysis. 2. How many minutes does it take light from the sun to reach Earth? (Distance from sun to Earth is 93 million mi, speed of light= 3 x 10^8 m/s) Use ...
August 25, 2007

The line through (-2,4) that is perpendicular to the x-axis? If you are asking if the line through (-2,4) is perpendicular to the x-axis, then, yes, I think it is. Do you know why, though? Hope this helps. The line perpendicular to the X-axis through (-2,-4) would have all ...
February 15, 2007

Geometrical Formula Help
Hi! Can anyone please send me a link or show me how to find a formula that will find any point between two other points? Thank you, your help is greatly appreciated :)
January 13, 2007

slope (-3,3),(1,3) well 1st here is the forumla y2-y1/x2-x1 then 3-(-3)=-6 then -3-1=-4 slope=-6/-4 0 _ -2 __
January 8, 2007

What is ugly on the inside but beautiful on the outside? It's the heart of humans. Sometimes the heart of humans can be evil or good. Many people thought that as long as someone looks beautiful on the outside that is enough to determine a person's worth. But the truth ...
December 24, 2006

Math- Geometry Proofs
a line through point(-5,2)and(2,y)has slope of 3.find y
November 21, 2006

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