Mathematics
8 Online
nolegirl24:
Factor completely 12x3y + 6x2y2 − 9xy3.
3x2y(4x2 + 2xy − 3)
3xy(4x + 2xy − 3y2)
3xy(4x2 + 2xy − 3y2)
3x2y(4x3y − 2x2y2 − 3xy3)
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nolegirl24:
@dude
jhonyy9:
any idea ?
jhonyy9:
what can you factorizing out from : 12 ,6 and 9 ?
jhonyy9:
what is common
3*4 , 3*2 and 3*3 ?
nolegirl24:
Ik the GCF is 3
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nolegirl24:
right
jhonyy9:
exactly
jhonyy9:
x^3 , x^2 and x so from these ?
nolegirl24:
It would just be x right?
jhonyy9:
yes nice
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jhonyy9:
y ,y^2 and y^3 from these ?
nolegirl24:
Y?
jhonyy9:
yes
jhonyy9:
so you have factorized out
3xy(
) what will remain inside parantheses
nolegirl24:
idk...
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jhonyy9:
just you need divide this 12x^3y +6x^2y^2 -9xy^3 by 3xy = ?
jhonyy9:
from 12x^3y than factoriz out 3xy what will get ?
nolegirl24:
4x^2y?
jhonyy9:
factoriz out y from y what will reamain there ?
nolegirl24:
4x^2
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jhonyy9:
yes sure
jhonyy9:
second term
nolegirl24:
2xy?
jhonyy9:
very nice
3rd term
nolegirl24:
-3y^2
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jhonyy9:
perfect
nolegirl24:
so it would be C?
jhonyy9:
are you sure ?
nolegirl24:
ig not.....everytime someone does that i turn out to be freaking wrong
jhonyy9:
yes courage - you are right with choice c.
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jhonyy9:
but always you need secure in your work and knowladge
ok.?
jhonyy9:
need being secure in your work ...
jhonyy9:
ok. ?
jhonyy9:
do you understand it now ?
nolegirl24:
Yeah, thanks.
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jhonyy9:
my pleasure
good luck
bye bye
jhonyy9:
questions ?
nolegirl24:
I am good, just gonna move on to the next one
jhonyy9:
ok. just post it on open questions column please and than you like tag me there