Question: Investigate numerically or graphically. Then prove that the limit is equal to 1/2. See the proof of Theorem 2. lim h0 1 - cos h

Investigate lim h0 1 - cos h numerically or graphically. Then prove that the limit is equal to 1/2. See the proof of Theorem 2.

THEOREM 2 Important Trigonometric Limits sin 0 lim 0-0 0 = 1| and lim 0-0 1- cos 0 0 = 0

lim h0 1 - cos h

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