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Unformatted text preview: tions if ± is in Quadrant II and sin ± = 3 5 . 6? ± Trigonometric Identities 1) sin 2 ± + cos 2 ± = 2) tan 2 ± + 1 = 3) 1 + cot 2 ± = 4) sin( ± ± ) = 5) cos( ± ± ) = NOTE: ² sin x ² ² cos x ² 6) sin( x ± y ) = 7) cos( x ± y ) = 8) tan( x ± y ) = 9) sin(2 x ) = 10) cos(2 x ) = 11) cos 2 x = 12) sin 2 x = ex. If ± and ² are in the ±rst quadrant and sin ± = 2 3 and cos ² = 4 5 ±nd the exact value of sin( ± + ² ). ex. Solve for ± in [0 ; 2 ² ) if p 3 sin 2 ± ± 2 sin 2 ± = 0. ex. Solve for ± in [0 ; 2 ² ) where sin ± > tan ± . The Six Basic Trigonometric Graphs 6? ± 6? ± 6? ± 6? ± 6? ± 6? ±...
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This note was uploaded on 02/10/2011 for the course MAC 2311 taught by Professor All during the Spring '08 term at University of Florida.
 Spring '08
 ALL

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