Use the dddition Rormulas to derive the identitieQuisinlx-If) = -Co5X

Given:sinx-π2=-cosxFormulasina-b=sina cosb - cosa sinb

Answered: Use the dddition Rormulas to derive the…

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Trigonometry

Use the dddition Rormulas to derive the identitie sinlx-I)= -Cosx

Trigonometry (11th Edition)

11th Edition

ISBN:9780134217437

Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

Chapter1: Trigonometric Functions

Section: Chapter Questions

Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.

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