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  1. Use identities to find the value of each expression. 1) If sin , find cos ( 2) If tan ( ) , find cot (

  2. Create your own worksheets like this one with Infinite Precalculus. Free trial available at KutaSoftware.com

  3. Answers to Verifying Identities. sin x + csc x. 1) csc x. Decompose into sine and cosine. 1. +. sin x sin x. Simplify. 1.

  4. Trig Prove each identity; 1 . 1 . secx - tanx SInX - - ­ secx 3. sec8sin8 tan8+ cot8 sin' 8 5 . cos ' Y -sin ., y = 12" - Sin Y 7. sec2 e --sec2 e-1 csc2 e Identities worksheet 3.4 name: 2. 1 + cos x = esc x + cot x sinx 4. sec8 tan8 1 -----= cos8 cot8 6. csc2 e tan2 e -1 = tan2 e 8. tan2 x sin' x = tan' x - sin' x . Tria Prove each identity: ...

  5. Create your own worksheets like this one with Infinite Precalculus. Free trial available at KutaSoftware.com

  6. Worksheet by Kuta Software LLC-3-Answers to Worksheet Review Trig. Identities (basic) (ID: 1) 1) tan2x - sec2x cosx Use tan2x + 1 = sec2x-1 cosx Use secx = 1 cosx-secx 2) tanx + secxDecompose into sine and cosine sinx cosx + 1 cosx Simplify 1 + sinx cosx 3) secx sin3x Use cscx = 1 sinx csc3xsecxUse secx = 1 cosx csc3x cosx

  7. Advanced Math Trigonometric Identities [Day 1] HOMEWORK Use Trigonometric Identities to write each expression in terms of a single trigonometric identity or a constant. 1. cot𝜃sin𝜃 2. 1− sin 2𝜃 sin2𝜃 1.)_____ 2.)_____ 3. sin𝜃sec𝜃 4. cos𝜃csc𝜃 cot𝜃 3.)_____ 4.)_____