Answer
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(-∞,5]
(-∞,5]

↓Steps Explained:↓

Display the interval notation for:

x≤5

Interval Notation Definition:

Inequality Sign Evaluation

You entered the ≤ sign

Build the interval notation for x:

Because you entered an equal sign
Translate to ] since we include the number 5

Based on the ≤ you entered,
the left side of the interval notation will extend to negative infinity,
which is denoted as -∞

Set Builder Notation for x:

{ x | x≤5 } where | denotes such that

Final Answer

(-∞,5]
(-∞,5]
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