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Page 1: answers trig identitiesaschademath.weebly.com/uploads/9/9/1/9/99194954/answers_trig_identities.pdfsin 4 x — cos4 x = sin2 x — cos 1 +cosx 17.) = cscx + cotx sinx -l x sinx +cosx

Page 2: answers trig identitiesaschademath.weebly.com/uploads/9/9/1/9/99194954/answers_trig_identities.pdfsin 4 x — cos4 x = sin2 x — cos 1 +cosx 17.) = cscx + cotx sinx -l x sinx +cosx

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