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Coordinate Geometry Videos 38 videos
ACT Math: Coordinate Geometry Drill 1, Problem 1. Which inequality is expressed by the number line?
In geometry, points are called collinear if they all lie on the same line. What, no bunk beds?
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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