10th grade math
posted by Loretta .
How do I factor 4x^212x+8?
so far I took out the Greatest Common Factor.
4(x^23x+2)
What next?

10th grade math 
Katie
do you know how to use the diamond? or were you taught with the FOIL square?

10th grade math 
Loretta
Never heard of diamond. I've heard of FOIL.

10th grade math 
Katie
Then you would use FOIL, and find which two numbers multiply to get 2, and add to get 3

10th grade math 
Loretta
Ok that's what I thought. I tried to do that.
2 x 1=2
2 + 1=1
2 x 1=3
2+1=3
1 x 2=2
1+2=1
I don't know what other numbers multiply to 2. 
10th grade math 
Katie
Try making both 2 and 1 negative

10th grade math 
Loretta
oh wow haha.
I see.
thank you! 
10th grade math 
joyce
how do you work the following question out:
if you have a rectangle, whos length is five cm longer than twice it width and has an area of 207com what are the values off the length and width
any help of any kind would be welcome.
thanks.
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