OpenStax, Precalculus 2e §12.3 Continuity · Example 4 · Algebra · Expressions

Determining the Input Values for Which a Piecewise Function Is Discontinuous

Determine whether the function $f$ is discontinuous for any real numbers.
$f (x) = {x + 1, 3, x^{2} - 11, x < 2 2 \leq x < 4 x \geq 4$

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OpenStax, Precalculus 2e · §12.3 Continuity · Example 4

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