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anonymous
 one year ago
x^2+8x+?
How can I make this a perfect square trinomial?
anonymous
 one year ago
x^2+8x+? How can I make this a perfect square trinomial?

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butterflydreamer
 one year ago
Best ResponseYou've already chosen the best response.5dw:1439465336774:dw

butterflydreamer
 one year ago
Best ResponseYou've already chosen the best response.5What does 8 divided by 2 equal to? :)

butterflydreamer
 one year ago
Best ResponseYou've already chosen the best response.5yep and now what does 4 squared equal to?

butterflydreamer
 one year ago
Best ResponseYou've already chosen the best response.5Note: 4 squared = 4 times 4 = ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So in order to get the linear term, the equation is (\[( \frac{ b }{ 2})^2\]

butterflydreamer
 one year ago
Best ResponseYou've already chosen the best response.5that's correeect :)!

butterflydreamer
 one year ago
Best ResponseYou've already chosen the best response.5So basically, if you want to create a perfect trinomial, you ADD half the middle term and then SQUARE it :) Hence, \[(\frac{ b }{ 2 } )^2\]
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