Mathematics
23 Online
OpenStudy (anonymous):
http://static.k12.com/calms_media/media/212500_213000/212766/1/198c43868dedbe5b88e2cec16cd9e3ef47c9f4a0/VHS_ALG_S1_07_L213_L313_LQ1a.gif
http://static.k12.com/calms_media/media/212500_213000/212767/1/d2081a8d23da471291e5bbf277dcb6f2dcda3f8c/VHS_ALG_S1_07_L213_L313_LQ1b.gif
http://static.k12.com/calms_media/media/212500_213000/212768/1/95e33c9607bda365f33f3348c7c09f48fceebf03/VHS_ALG_S1_07_L213_L313_LQ1c.gif
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OpenStudy (anonymous):
Which is the graph of y > 1 – 3x?
OpenStudy (mertsj):
First of all not that the line must be dotted.
That eliminates two of the answers.
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
is it b
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OpenStudy (mertsj):
Secondly note that the two choices remaining are exactly the same.
OpenStudy (anonymous):
b
OpenStudy (mertsj):
c
OpenStudy (anonymous):
ok thanks
OpenStudy (anonymous):
Which of these ordered pairs is a solution to the inequality
2x + y > – 4 ?
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OpenStudy (anonymous):
@Mertsj one more plz
OpenStudy (anonymous):
its b
OpenStudy (mertsj):
@mustafa2014 b and c are exactly the same.
OpenStudy (anonymous):
there diffrernt ones shaded on the left and the other is on the right
OpenStudy (anonymous):
we have shadow
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OpenStudy (mertsj):
I have no shading on mine. It apparently doesn't show up
OpenStudy (mertsj):
Anyway: 2x+y>-4
Just plug in the points you are given and see which answer makes the sentence true.
OpenStudy (anonymous):
is it d -1 -1
OpenStudy (mertsj):
2(-1)+(-1)>-4
-2+(-1)>-4
-3>-4
Yep. That is true.
OpenStudy (anonymous):
Which is the graph of x ≤ 2?
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OpenStudy (mertsj):
x=2 is a vertical line
Less than would be shaded to the left.
The line should be solid because the = is included
OpenStudy (mertsj):
I can't see the shading so I don't want to choose an answer but eliminate the ones with dotted lines.
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OpenStudy (anonymous):
a and b are shaded on the right c and d on the left
OpenStudy (mertsj):
Eliminate the dotted lines and choose the one with the shading on the left since is less than is that same as "to the left of"
OpenStudy (anonymous):
so c
OpenStudy (mertsj):
yep
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OpenStudy (anonymous):
Which is the graph of 3y – 5x ≤ –6? last one i swear
OpenStudy (anonymous):
shaded right corner
OpenStudy (anonymous):
shaded left
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OpenStudy (anonymous):
shaded right
OpenStudy (anonymous):
left
OpenStudy (anonymous):
there
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OpenStudy (anonymous):
is it c
OpenStudy (anonymous):
@Mertsj u there
OpenStudy (mertsj):
yes
OpenStudy (mertsj):
yes. c
OpenStudy (anonymous):
i got 80 thanks
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OpenStudy (anonymous):
the 1st one was b not c but o well i got 80