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OpenStudy (amistre64):
test is always a tricky word ... and how would you define "help"?
OpenStudy (anonymous):
Lifeisindeedpretty dangerouss.
OpenStudy (lifeisadangerousgame):
Like, help as in check the ones I have already done
OpenStudy (lifeisadangerousgame):
and let me know if something is wrong
OpenStudy (anonymous):
Wokay.
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OpenStudy (amistre64):
i could help you focus .. maybe :) whats the qs
OpenStudy (lifeisadangerousgame):
I copied the whole page since it'd be easier, but
OpenStudy (lifeisadangerousgame):
Thanks
OpenStudy (amistre64):
it might be more proper to list the sets in order from low to high .... dunno how vital that is in your answers tho
OpenStudy (lifeisadangerousgame):
What do you mean? In which question?
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OpenStudy (lifeisadangerousgame):
Ohh, I see
sam (.sam.):
Q5 got 1 mistake
OpenStudy (amistre64):
#5 is iffy yes
OpenStudy (amistre64):
#6 is fine by me, but maybe lose the |..| signs
OpenStudy (lifeisadangerousgame):
MMk
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OpenStudy (amistre64):
adding subtracting fraction in #5 needs looked at and redone ;)
sam (.sam.):
#5,
2/9 - 1/3
=-1/9
OpenStudy (lifeisadangerousgame):
Ohh
OpenStudy (amistre64):
#7 needs more work :)
OpenStudy (lifeisadangerousgame):
Oh yea, the ones that have no answers, I'm still trying to figure out :P
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sam (.sam.):
y-intercept at 2
OpenStudy (amistre64):
3 = 5; k=3/5
x = 15(3/5) = 9 ... so thats fine for #8
sam (.sam.):
@amistre64 should i give the graph to him? #7
OpenStudy (amistre64):
if you post the graph, I would at least offer your thoughts to justify its positions :)
OpenStudy (amistre64):
#9 can you copy paste the text so that I dont have to flip back and forth; i tend to get things mixed up when I do that
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sam (.sam.):
OpenStudy (lifeisadangerousgame):
Oh I'm still working on the graph one
sam (.sam.):
As i said,
y-intercept at 2
OpenStudy (amistre64):
:) sams got your back for this then
OpenStudy (lifeisadangerousgame):
And I don't have #9 either, I'm still working on it :/
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OpenStudy (amistre64):
#9 is just a s = k s^2 type thing with constants of variation or something like one of them above it
sam (.sam.):
\[y \le2\]
OpenStudy (lifeisadangerousgame):
Ohh
OpenStudy (lifeisadangerousgame):
Well, I think I have the first part for #9: ks^2, so would it be k(40.96^2)?
OpenStudy (amistre64):
s = k A is prolly more suitable so that you dont throw in the spurions ^2 part
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OpenStudy (amistre64):
even that im iffy about tho
OpenStudy (amistre64):
if we do it this way:
\[6.4\ k=40.96;\ k=6.4\]
but
\[7.96(6.4)\ne (7.96)^2 \]
OpenStudy (amistre64):
im wondering if square means an actual square or if im just not reading this right
OpenStudy (lifeisadangerousgame):
I think it does
sam (.sam.):
#11,
y=(x-a)^2 +b
Vertical Translation "b" , when "b" is a constant , if "b" is positive, the graph will shift upwards, if "b" is negative, the graph will shift downwards.
Horizontal translation, when (x-a), the graph shifts to the right, when (x+a), the graph shifts to the left
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OpenStudy (lifeisadangerousgame):
You wanted me to post the question in here so you didn't have to switch right Amistre?
OpenStudy (amistre64):
yeah, but i think i worked out the main issues; except for what its asking for of course :)
OpenStudy (lifeisadangerousgame):
Mmk, what did yo mean by s = k A?
OpenStudy (amistre64):
side varies with area
OpenStudy (amistre64):
k is the constant of variation
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OpenStudy (lifeisadangerousgame):
So, this question is sorta like this one:
OpenStudy (amistre64):
yes
OpenStudy (lifeisadangerousgame):
Ohh ok! I should be able to solve it then :D
sam (.sam.):
y varies directly is
y=kx
y varies inversely is
y=k/x
OpenStudy (amistre64):
good, cause im coming up blank on it; prolly reading too much into it :)
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