Mathematics
8 Online
OpenStudy (ohohaye):
Am I Right???
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OpenStudy (ohohaye):
OpenStudy (sdfgsdfgs):
4. think about the last prob that u had just worked on....
OpenStudy (ohohaye):
4 or 7?
OpenStudy (sdfgsdfgs):
5 is correct....
6....remember x=r*cos(theata) and y=r*sin(theta) so.....
OpenStudy (sdfgsdfgs):
4...is r and theta for a point in polar coordinate unique?
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OpenStudy (sdfgsdfgs):
think of the last prob. u just solved....
OpenStudy (ohohaye):
Oh yeah,I got mixed up
OpenStudy (sdfgsdfgs):
so 4 should be...true or false?
OpenStudy (ohohaye):
False
OpenStudy (sdfgsdfgs):
Bingo :) how about 6? plz take another look at ur choice
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OpenStudy (ohohaye):
I sorta guessed on that one
OpenStudy (sdfgsdfgs):
|dw:1431155779059:dw|
how about now?
OpenStudy (ohohaye):
Oh ok, the second one then?
OpenStudy (sdfgsdfgs):
u got 5 right :)
OpenStudy (ohohaye):
What aout 6?
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OpenStudy (sdfgsdfgs):
|dw:1431155994932:dw|
this is how the pt in 6 looks like....so the right ans should be.....
OpenStudy (ohohaye):
The second one?
OpenStudy (ohohaye):
and the last one actually has another answer that was cut out (0, -2)
OpenStudy (sdfgsdfgs):
the second one is right for 6 :)
OpenStudy (sdfgsdfgs):
for 7, remember 2 pi = 0....so draw out the pt in polar coordinates n see where it is
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OpenStudy (ohohaye):
|dw:1431156329383:dw| Is this right? if so, wouldn't that mean that the answer would be (-2, 0)?
OpenStudy (sdfgsdfgs):
|dw:1431156491259:dw|