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Unformatted text preview: MAC1114  Homework 8
Due Tuesday  March 15 • Verify each of the following identities: 1. (1 + sin x)(1 − sin(−x)) = cos2 x 2. csc4 α − 2 csc2 α + 1 = cot4 α 3. cos2 t − sin2 t = 2 cos2 t − 1 4. cos θ cot θ
− 1 = csc θ
1 − sin θ 1 ...
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This note was uploaded on 06/10/2011 for the course MAC 1114 taught by Professor Gentimis during the Spring '11 term at University of Florida.
 Spring '11
 Gentimis
 Algebra

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