Mathematics
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OpenStudy (gahm8684):
i need help! who could help me?
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OpenStudy (anonymous):
whats the question
OpenStudy (gahm8684):
For the graph below, what should the domain be so that the function is at least 200?
OpenStudy (anonymous):
where's the graph?
OpenStudy (gahm8684):
-5 ≤ x ≤ 20
0 ≤ x ≤ 15
x ≥ 0
all real numbers
OpenStudy (gahm8684):
i think it is A
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OpenStudy (gahm8684):
@Ashleyisakitty @BlackLabel @Compassionate @DangerousJesse @e.mccormick @fallonbanks @Gin_Ichimaru @Hero @ilovehim121511 @JuliusTheGreat @KlOwNlOvE @myininaya @nincompoop @Preetha @quickstudent @rational @SithsAndGiggles @triciaal @undeadknight26 @VeganNerd
OpenStudy (anonymous):
what is that?
OpenStudy (gahm8684):
quadritic models
OpenStudy (anonymous):
sorry im not good with graphing...
OpenStudy (gahm8684):
quadratic*
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OpenStudy (gahm8684):
it's ok thanks anyways
OpenStudy (gahm8684):
what do you mean?
OpenStudy (anonymous):
yr mama
OpenStudy (gahm8684):
wait what
OpenStudy (gahm8684):
ok anyway... who could help me with my question
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OpenStudy (gahm8684):
please help..
OpenStudy (xapproachesinfinity):
well look clearly at the graph
at least means look at the interval where f>=200
OpenStudy (gahm8684):
ohh so.. x>=0?
OpenStudy (xapproachesinfinity):
nope
OpenStudy (gahm8684):
can you explain me better haha?
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OpenStudy (xapproachesinfinity):
|dw:1408986029711:dw|
OpenStudy (gahm8684):
oohhh now i get it
OpenStudy (xapproachesinfinity):
we are only interested on this part of the graph
what is the interval of that part
OpenStudy (gahm8684):
yeah, i need to pay more attention to the question next time hahah
OpenStudy (gahm8684):
could you help me with some more ill tag you iin the new question
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OpenStudy (xapproachesinfinity):
^_^, at least mean more than or equal to
at most less than or equal
OpenStudy (xapproachesinfinity):
perhaps!
OpenStudy (gahm8684):
thanks
OpenStudy (xapproachesinfinity):
welcome!
OpenStudy (anonymous):
@xapproachesinfinity what was the answer i dont get it
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OpenStudy (anonymous):
This is a question I don't understand the answer @xapproachesinfinity