Hi all,

We used a fact last Thursday that , and I didn’t explain why. Here is a rough proof of the fact for your own interest (from Dr. Andrew Loveless).

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# Math taught and learned

## Yajun An

# Math 151: limit of sin x/x as x approaches to 0

Hi all,

We used a fact last Thursday that , and I didn’t explain why. Here is a rough proof of the fact for your own interest (from Dr. Andrew Loveless).

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