Prove the statement using the formal limit definition. The Squeeze Theorem (Theorem 1 in Section 2.6) THEOREM

Prove the statement using the formal limit definition.

The Squeeze Theorem (Theorem 1 in Section 2.6)

    

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THEOREM 1 Squeeze Theorem Assume that for xc (in some open interval con- taining c), 1(x) ≤ f(x) ≤ u(x) and Then lim f(x) exists and lim f(x) = L. X-C X-C lim 1(x) = lim u(x) = L X-C