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math456 Group TitleBest ResponseYou've already chosen the best response.2
\[x ^{2}+4xx+4\]
 2 years ago

pratu043 Group TitleBest ResponseYou've already chosen the best response.2
= (x + 4)(x  1)
 2 years ago

OCWNotreDame Group TitleBest ResponseYou've already chosen the best response.1
Think of what 2 numbers multiply to (4) and add to (+3)
 2 years ago

pratu043 Group TitleBest ResponseYou've already chosen the best response.2
That's right.
 2 years ago

math456 Group TitleBest ResponseYou've already chosen the best response.2
\[x(x+4)1(x+4)\] \[(x+4)(x1)\]
 2 years ago

apoorvk Group TitleBest ResponseYou've already chosen the best response.1
4 has factors 1,2,2. now 1  2*2 can be written as '3' so split the middle term '3x' as 'x  4x'  then take common and proceed.
 2 years ago
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