Mathematics
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OpenStudy (anonymous):
Using a directrix of y = -2 and a focus of (2, 6), what quadratic function is created?
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pooja195 (pooja195):
@Directrix
pooja195 (pooja195):
Also
\(\huge\color{Blue}{WELCOME~TO~OPENSTUDY!!!! }\)
Directrix (directrix):
Do you have equations as options or perhaps just the name of the type curve described?
@snugglemuffinman
OpenStudy (anonymous):
yes I equations to choose from they are :
OpenStudy (anonymous):
\[f(x) = -1/8 (x-2) ^ 2-2\]
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OpenStudy (anonymous):
f(x) = 1/16 (x-2)^2 -2
OpenStudy (anonymous):
\[f(x) = 1/8 (x-2)^2 -2\]
OpenStudy (anonymous):
\[f(x) = -1/16 (x+2) -2\]
OpenStudy (anonymous):
@Directrix
OpenStudy (jdoe0001):
y = -2 and a focus of (2, 6),|dw:1423873678797:dw|
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OpenStudy (anonymous):
2?
OpenStudy (jdoe0001):
hmmm 2? is it? how so?
OpenStudy (anonymous):
oh wait no is it 4?
OpenStudy (jdoe0001):
ok.. .how did you get 4?
OpenStudy (anonymous):
counted the distance from -2 to the vertex
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OpenStudy (jdoe0001):
do you know what the directrix is? or the focus point?
or maybe you need to refresh that section of the chapters first
OpenStudy (jdoe0001):
ohhh... ok.. .so do you know where the vertex is then?
OpenStudy (anonymous):
the distance is 9? from -2 to 6? And the vertex is it at 2?
OpenStudy (anonymous):
@jdoe0001
OpenStudy (anonymous):
@Destinymasha @nincompoop @pooja195 someone please help..... I will give a medal
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OpenStudy (anonymous):
@Abhisar
OpenStudy (jdoe0001):
|dw:1423874575727:dw|
OpenStudy (jdoe0001):
was a bit lagged, thus
OpenStudy (anonymous):
6 from the 2 marker and 2 from -2 to 2? Sorry im really bad at this