Mathematics
21 Online
OpenStudy (shamallamadingdong):
Help Plz
http://gyazo.com/791ba1e67749d45a03862b429f1570c3
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OpenStudy (shamallamadingdong):
@SolomonZelman
OpenStudy (anonymous):
take the average in each coordinate
i.e add them up, divide by two
OpenStudy (shamallamadingdong):
so i would add all the a together ?
OpenStudy (anonymous):
it is \((a,a)\) and \((3a, a)\) right?
OpenStudy (anonymous):
first coordinate of the midpoint will be \(\frac{a+3a}{2}\)
that is not the final form of course
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OpenStudy (anonymous):
you got that?
OpenStudy (shamallamadingdong):
kinda
OpenStudy (anonymous):
what do you get for
\[\huge \frac{a+3a}{2}\]
OpenStudy (anonymous):
if it is not clear, let me know and i can show you
OpenStudy (shamallamadingdong):
could i use the midpoint formula on this?
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OpenStudy (anonymous):
of course, but the midpoint formula tells you to add up and divide by 2
OpenStudy (shamallamadingdong):
and you would get 2a
OpenStudy (anonymous):
yes you would
so the first coordinate of the midpoint is \(2a\)
OpenStudy (anonymous):
the second coordinate will be \(\frac{a+a}{2}\)
OpenStudy (shamallamadingdong):
witch would be 1a or a
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OpenStudy (anonymous):
yes so final answer is ?
OpenStudy (shamallamadingdong):
2a,a
OpenStudy (anonymous):
right
OpenStudy (shamallamadingdong):
Thanks a ton
OpenStudy (anonymous):
and that is all, except i would love to know where this problem came from, there is a big mistake in iti
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OpenStudy (shamallamadingdong):
GradPoint
OpenStudy (anonymous):
not sure what that is
do you see how E is \((a,a)\) and F is \((3a,a)\) in the bottom?
OpenStudy (shamallamadingdong):
ya
OpenStudy (anonymous):
that means the second coordinates are the same, they are both \(a\)
but in the picture the second coordinates are different since F is LOWER than E
OpenStudy (shamallamadingdong):
and grad point is an online school where you can take full courses or you can use it to get credit recovery
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OpenStudy (anonymous):
bad picture
really bad
goes right in the "bad math" pile
OpenStudy (anonymous):
yeah on line school, questions always seem to have problems
not your fault though, ignore it
OpenStudy (shamallamadingdong):
lol there are lots more questions like this one so might see ya soon :\
OpenStudy (anonymous):
kk