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ChristaB
Group Title
Multiplying Polynomials using the FOIL process. Can anyone help me?
 2 years ago
 2 years ago
ChristaB Group Title
Multiplying Polynomials using the FOIL process. Can anyone help me?
 2 years ago
 2 years ago

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ChristaB Group TitleBest ResponseYou've already chosen the best response.0
\[(X + 4) ^{3}\]  I am lost on the step by step (showing my work) 
 2 years ago

saifoo.khan Group TitleBest ResponseYou've already chosen the best response.1
dw:1352972916740:dw
 2 years ago

saifoo.khan Group TitleBest ResponseYou've already chosen the best response.1
Oh, okay. Then write it this way:dw:1352973007354:dw
 2 years ago

ChristaB Group TitleBest ResponseYou've already chosen the best response.0
I wrote out step one as: \[( X +4) ^{2} (x +4)\]  But then I loose it and have no idea what to do after that
 2 years ago

saifoo.khan Group TitleBest ResponseYou've already chosen the best response.1
Next: dw:1352973075697:dw
 2 years ago

ChristaB Group TitleBest ResponseYou've already chosen the best response.0
\[X ^{2} + X ^{4}+4(X) + 4 (4) + (X + 4)\]
 2 years ago

dpaInc Group TitleBest ResponseYou've already chosen the best response.0
nice save @saif! :)
 2 years ago

saifoo.khan Group TitleBest ResponseYou've already chosen the best response.1
Next will be:dw:1352973489598:dw
 2 years ago

ChristaB Group TitleBest ResponseYou've already chosen the best response.0
No wait... \[X ^{2 + X (4) + 4(X) 4 (4) + (X + 4)}\]
 2 years ago

emilie.li Group TitleBest ResponseYou've already chosen the best response.1
may not be right, but here's a shot: (x+4)(x+4)=X ^{2}+8x+16 then multiply that by (x+4)
 2 years ago

ChristaB Group TitleBest ResponseYou've already chosen the best response.0
The book gives the answer as: \[X ^{3 }+ 12X ^{2}+ 48X + 64  AS you can see... I have no idea how to get from my last post to this answer...Im lost
 2 years ago

saifoo.khan Group TitleBest ResponseYou've already chosen the best response.1
The working we showed isn't the final step. :P
 2 years ago

emilie.li Group TitleBest ResponseYou've already chosen the best response.1
dw:1352973951215:dw
 2 years ago

emilie.li Group TitleBest ResponseYou've already chosen the best response.1
that should give you the answer in the book
 2 years ago

ChristaB Group TitleBest ResponseYou've already chosen the best response.0
Got it... thank you. Of the 108 problems in this chapter, I have one other that I am struggling with... If your up for the assistance, I will close this one out and post the other problem??
 2 years ago
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