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

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

  5. 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

  6. Verifying Trig Identities. Date________________ Period____. Verify each identity. Work on the left side only. Give a reason for each step. 1) cot2 x - tan2 x = csc2 x - sec2 x. 2) sin xsec x = tan x. cos2 x sin x. 3) = csc x sec2 x.

  7. Trigonometric Equations 1. Find all values of x for which 2cos 3x 0, if 0qqd x 360. 2. Solve 2sin 3T 0, if . 3. Solve 2cos 9co2 tt s5, if 0d t 2S. 4. Solve 2sin 2s 1 02 TT in, if 0q d TS. 5. Solve cos2 3sin 2 0,TT if 0qqddT 360.