Tia1977
hi JuanitaM. can I have your help on a problem?
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mariomintchev
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Tag her
mariomintchev
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@JuanitaM
Tia1977
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how do i do that?
mariomintchev
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press @ and type the name
mariomintchev
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its like facebook
Tia1977
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ok thanks.
JuanitaM
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hi
JuanitaM
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i will definitely try :) Go for it
Tia1977
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Hi, Im sorry i don't how to tag.
Hero
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@Tia1977
Hero
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Just put @ symbol afront their name.
Tia1977
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you work a problem for me 2 days ago. I am reviewing the notes for better understanding and a question arose. should i repost the problem? or can you view it.
Hero
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Whatever the question is, just post it.
JuanitaM
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yea pls repost
Tia1977
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okay. 2x(x-3)=3x+2--- this is completing the square.
JuanitaM
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I see
Tia1977
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I got confused on how you got the 97/
Tia1977
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my math could be off but i couldn't follow
JuanitaM
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|dw:1330628200793:dw|
iloveboys
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Hey, help me when you get the chance. Thanks you so much.
JuanitaM
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ok - so first lets remove the parenthesis and get all terms with x on one side. so do you follow me up to that line above
Tia1977
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yes
JuanitaM
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|dw:1330628303344:dw|
JuanitaM
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note that for completing the square there can not be ANY coeffficient in front of x^2
so divide EACH term to remove the coefficient ....
Tia1977
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ok
JuanitaM
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|dw:1330628383084:dw|
JuanitaM
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now to get the square of a fraction - you are basicallly multiply by 1/2 and that is where the 9/4 came from..... follow?
Tia1977
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yes.
JuanitaM
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|dw:1330628466651:dw|
Tia1977
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i got lost in the step that follow this one
JuanitaM
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so hear - you must ADD the square on both sides. hence the (9/4)^2 on both sides .....
right?
Tia1977
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ok.
JuanitaM
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on the left side you must add fraction by putting over common denomiator =
JuanitaM
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|dw:1330628635863:dw|
JuanitaM
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you follow?
Tia1977
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the 16/16? confusing
Tia1977
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o i c it now. duh!!
JuanitaM
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|dw:1330628767788:dw|
JuanitaM
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LOL - good :)
Tia1977
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thank soo much.
JuanitaM
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do you have any other questions or was that the issue?
Tia1977
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that was the only issue. thanks again.
JuanitaM
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Np - thanks for looking me up. Anytime. :) keep up the good work - C u later
Tia1977
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toodles.