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OpenStudy (kittiwitti1):
\[49n^{2}+56n+7\]\[\text{find the greatest common factor of 49, 56 and 7}\]\[\text{so basically what single number can be multiplied}\]\[\text{by a certain other number to get each number?}\]
OpenStudy (anonymous):
7
OpenStudy (kittiwitti1):
do you know what to do now then?
OpenStudy (anonymous):
nope
OpenStudy (kittiwitti1):
how do you factor something mero?
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OpenStudy (anonymous):
(7n + something) (n +something)
OpenStudy (kittiwitti1):
well there is an easier way but that works too i guess\[\text{GCF}(\frac{49}{\text{GCF}}n^{2}+(\frac{56}{\text{GCF}})n+(\frac{7}{\text{GCF}})\]GCF means greatest common factor
OpenStudy (kittiwitti1):
then take out the stuff outside parentheses and factor the stuff inside.
the smaller the numbers the easier to solve mero~ o vo
OpenStudy (anonymous):
how would you do that for this
OpenStudy (kittiwitti1):
i just explained that to you
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OpenStudy (anonymous):
no i know but for this example
OpenStudy (kittiwitti1):
ok. what's the GCF ?
OpenStudy (anonymous):
is it 7
OpenStudy (kittiwitti1):
so replace "GCF" with 7 in the equation i gave you
then take out the 7 outside the parentheses and keep the equation inside the parentheses
OpenStudy (anonymous):
7n^2 + 8n + 1
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OpenStudy (kittiwitti1):
yes, \[7n^{2}+8n+1\]
OpenStudy (kittiwitti1):
can you solve now?
OpenStudy (anonymous):
(7n + 1 ) (n + 1)
OpenStudy (kittiwitti1):
i'm kinda rusty with the actual factoring stuff when n^2 has a coefficient sorry