can someone help me please
when i got on the question i was like (ಠ_ಠ)
so please help for medal
https://www.dropbox.com/s/tg3z58dpm3cgftn/Screenshot%202015-12-30%2021.27.30.png?dl=0
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OpenStudy (bahrom7893):
The graph is positive, meaning it's above the x axis, the graph is decreasing, meaning it's slope is negative.
OpenStudy (bahrom7893):
On which x interval does that occur?
OpenStudy (bahrom7893):
*its slope
OpenStudy (boldjon):
c
OpenStudy (boldjon):
i see that in c
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OpenStudy (bahrom7893):
Why would you say C? So C is between 1 and 3. When x = 1, the graph is clearly below the x-axis.
OpenStudy (boldjon):
ohh then it's gotta be d
OpenStudy (bahrom7893):
What about the decreasing part? Stop guessing.
OpenStudy (boldjon):
argh ok i'll stop
the x is lesser than 1 but the graph is going up
OpenStudy (bahrom7893):
remember, you read the graph left to right. That's how you tell whether the graph is going up or down. Now where is the graph going down?
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OpenStudy (boldjon):
at -1,4?
OpenStudy (boldjon):
i mean -1,-4
OpenStudy (boldjon):
wait that's the vertex right
OpenStudy (boldjon):
@bahrom7893
OpenStudy (boldjon):
so A
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