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Inequalities in Number Lines 3229 Views
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Description:
ACT Math: Coordinate Geometry Drill 1, Problem 1. Which inequality is expressed by the number line?
Transcript
- 00:00
For a good time solve this shmoopy question.
- 00:05
Which inequality is expressed by the number line here?
- 00:08
Here are your options...
- 00:12
It's asking us to graph an inequality on a number line.
- 00:16
So let's start by looking at the dot or point on a number line to see which
Full Transcript
- 00:20
number goes
- 00:21
in are inequality. The dot is between 0 and 1,
- 00:25
about halfway, so there's got to be a half
- 00:29
in our answer...which automatically eliminates A and B. The number line graph has
- 00:33
a dot that's filled not
- 00:35
an open hole, which means
- 00:37
we need an inequality with a greater than or equal to
- 00:41
or less than or equal to. Only C has that key equals
- 00:46
to underneath the inequality. So C is our answer.
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