Mathematics
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OpenStudy (18jonea):
@3mar
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OpenStudy (18jonea):
OpenStudy (3mar):
Start now or what?
OpenStudy (18jonea):
@3mar
OpenStudy (18jonea):
Domain is set of all real numbers?
OpenStudy (18jonea):
range is set of all real nonnegative numbers
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OpenStudy (18jonea):
@3mar
OpenStudy (18jonea):
?
OpenStudy (18jonea):
@3mar
OpenStudy (3mar):
Sorry for being late!
It was an emergency call.
OpenStudy (3mar):
Let's begin.
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OpenStudy (3mar):
Are you familiar with the absolute function?
OpenStudy (3mar):
@18jonea
OpenStudy (18jonea):
not really
OpenStudy (3mar):
This is the name of what you are going to solve now!
OpenStudy (3mar):
Anyway, the graph will make it easy to analysis
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OpenStudy (3mar):
Start?
OpenStudy (18jonea):
with the domain?
OpenStudy (18jonea):
@3mar
OpenStudy (18jonea):
domain is set of all real numbers
OpenStudy (3mar):
Correct!
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OpenStudy (3mar):
next?
OpenStudy (3mar):
@18jonea
the range??
OpenStudy (18jonea):
Set of all real integers
OpenStudy (3mar):
how?
y-values start from where?
OpenStudy (18jonea):
thats what my book says
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OpenStudy (18jonea):
wait m=it says set of all integers
OpenStudy (18jonea):
@3mar
OpenStudy (3mar):
I am here watching what you are wirtting
OpenStudy (18jonea):
oh my gosh i am so sorry i am looking at the wrong graph
OpenStudy (18jonea):
range is set of all real nonnegative numbers
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OpenStudy (3mar):
Yes, it makes more sense now!
Of course not all real integers
OpenStudy (18jonea):
i am so sorry
OpenStudy (3mar):
No problem at all!
go on
OpenStudy (3mar):
"range is set of all real nonnegative numbers"
Correct!
OpenStudy (3mar):
next?
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OpenStudy (18jonea):
even?
OpenStudy (18jonea):
@3mar
OpenStudy (3mar):
Correct!
As it symmetric about y-axis
OpenStudy (18jonea):
y intercept 0,0
OpenStudy (18jonea):
@3mar
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OpenStudy (3mar):
Correct!
but to be more accurate: y-intercet @y=0
am I right?
OpenStudy (18jonea):
yes
OpenStudy (18jonea):
then im not sure on the next one
OpenStudy (18jonea):
@3mar
OpenStudy (3mar):
why?
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OpenStudy (18jonea):
just confused
OpenStudy (18jonea):
would it be this Decreasing on interval (-∞, 0) and increasing on (0,∞)
OpenStudy (3mar):
This is what I was going to say!
Correct!
can you type it in the box?
OpenStudy (18jonea):
yes the next one is
Symetric with respect to the y-axis
OpenStudy (3mar):
No doubt of that!
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OpenStudy (18jonea):
ok the last one is minima
OpenStudy (3mar):
I think you will get the last one correct!
OpenStudy (3mar):
minimum at ???
OpenStudy (18jonea):
we dont have to do at
OpenStudy (18jonea):
just have to state if it is maxima or minima
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OpenStudy (18jonea):
@3mar
OpenStudy (3mar):
Alright!
you know what it should to be.
We are done!
Congratulations
OpenStudy (18jonea):
can you help me with a couple more?
OpenStudy (18jonea):
@3mar
OpenStudy (3mar):
Ok
Any Help... Any time.
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OpenStudy (3mar):
are you satisfied of this one?
OpenStudy (18jonea):
yes very much so thank you
OpenStudy (18jonea):
do you want me to start a new post?
OpenStudy (3mar):
You are welcome!
With my pleasure!
Thank you for learning!!
OpenStudy (18jonea):
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OpenStudy (18jonea):
@3mar
OpenStudy (3mar):
Can we start in new post, please?
it is too crowded here!