Total # Posts: 718
2+square root of 4-x=x rewrite it as √(4-x) = x-2 now square both sides 4-x = x^2 - 4x + 4 x(x-3)=0 so x = 0 or x = 3 BUT when we square an equation, all answers must be verified in the original equation Which answer works and which doesn't?
August 15, 2007
how do you convert the fraction 2/3 to a decimal Multiply numerator and denominator by 3: 2/3 = 6/9 1/9 = 1/(10-1) = 1/10 * 1/(1-1/10) = 1/10 [1 + 1/10 + 1/100 + 1/1000 + ...]= 0.1111111111111 Therefore 6/9 = 0.6666666666666666.... Another way to convert 2/3 to a decimal is to...
August 8, 2007
This needs to be solved and put in equation form. Seems simple but not sure if I am figuring it right. Jill has $3.50 in nickels and dimes. If she has 50 coins, how many of each type of coin does she have? use the equations and solve n ---> number of nickels d ----> ...
August 6, 2007
A student earns $0.65 for each mistake she finds in a text. Sketch the equation of direct variation. An equation of direct variation is of the form M = k X where k us a constant. In your case M might be total money earned and X is the number of students. Clearly M = 0.65 X The...
July 29, 2007
I need to describe a disorder and detail the current trends in diagnosis and treatment for the disorder. Some ideas: Rabies - http://www.google.com/search?q=rabies&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA Polio - http://www.google.com/...
July 1, 2007
What is a topic sentence? Since I do not know what grade you are in, here are two sites on Topic Sentences. The first is for beginning paragraph writers and gives a very simple explanation and examples. The second is for secondary students. If you have further questions, ...
March 26, 2007
orientalism of muslim and arab american
Orientalism is a simplistic view of people and history of the Orient, not recognizing the diversity in its many cultures. This is a broad generallization and grouping (stereotyping) of all people from the Oriental nations around the world. Orientalism is a form of prejudice ...
August 6, 2006