The number line for the inequality n < -1 is shown in figure.
What is inequality?
"Inequality is mathematical expressions in which both sides are not equal."
We have been given an inequality [tex]n\leq -1[/tex].
This means, n can have all values which are less than or equal to -1.
⇒ n ∈ (-∞, -1]
So, the number line given inequality is as shown below.
Therefore, the option (D) is the correct number line for given inequality.
Learn more about inequality here:
https://brainly.com/question/19003099
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