To write: an inequality for the given graph.
Answer to Problem 38E
Explanation of Solution
Given information: We have given an inequality graph:
Solution:
From the graph, we can see that the line crosses at the y -axis at -3.
So, the y -intercept (b) = -3.
If we go 3 units upward and 1 unit right then we get a point (1, 0)
Therefore,
So, the slope ( m ) of line is 3.
Then plug the value of slope ( m ) =3 and y -intercept ( b ) = -3 in slope intercept form
The line in our graph is solid. This means our inequality will include either
We can see that the area "below" our line is shaded. This means that the solutions are smaller or equal than the points on the line. For shade down we use
Therefore, the inequality for given graph is:
Chapter 5 Solutions
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