Squeeze theorem applied to sin(x^2)/x
For all , note that .
Using the fact that for all , evaluate
Hint
You are given the two bounding functions already. Find the limit of each bounding function as , then apply the Squeeze Theorem to conclude the limit of the function trapped between them.
Step-by-step solution
We are told that holds for all near (with ). This sets up the conditions for the Squeeze Theorem, since our function of interest is bounded between two simpler functions.
Compute the limits of the bounding functions: and . Since both bounding functions approach the same value as , the Squeeze Theorem guarantees that as well.
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