nyprincess2001
[4.05] MA.7.A.1.5
Which of the following represents inverse variation?



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nyprincess2001
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y divided by x equals negative threefourths
y equals negative two times x
y equals ten divided by x
y equals one plus x

ColossalMagnitude
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The first one would be:
dw:1383608878897:dw
Does that look like inverse variation to you?

nyprincess2001
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yes

ColossalMagnitude
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An inverse variation graph is not linear, so how would that be an inverse variation?

nyprincess2001
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because it straight

ColossalMagnitude
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But an inverse variation graph is not linear, and linear means straight, so how would that be an inverse variation?

nyprincess2001
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it wouldnt be

ColossalMagnitude
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Okay, good, you are correct.
The second one would be:
dw:1383609363352:dw
Does that look like inverse variation to you?

nyprincess2001
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no

ColossalMagnitude
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Okay, good, you are correct.
The third one would be:
dw:1383609439159:dw
Does that look like inverse variation to you?

nyprincess2001
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yes

ColossalMagnitude
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Good, you are correct.
So, the answer would be "y equals ten divided by x".

nyprincess2001
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wow that was easier than i thought thanks!

ColossalMagnitude
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You welcome.