5.5 Half-Angle Identities

5.5 Half-Angle Identities - home? • Where on Earth have...

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Half-Angle Identities Half-Angle Identities Section 5.5 Section 5.5
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Half-Angle Identities Half-Angle Identities 1 cos sin 2 2 x x - = ± 1 cos cos 2 2 x x + = ±
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1 cos tan 2 1 cos x x x - = ± + 1 cos tan 2 sin x x x - = sin tan 2 1 cos x x x = +
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Joke Time Joke Time What did E.T.’s mom say when he got
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Unformatted text preview: home? • Where on Earth have you been? • What happened when the pig pen broke? • All the pigs had to use a pencil....
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This note was uploaded on 12/01/2011 for the course MATH 111 taught by Professor Stuff during the Winter '11 term at BYU.

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5.5 Half-Angle Identities - home? • Where on Earth have...

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