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Find cos CIos) in woys. Use the addirion formula: cos CIos) = cos (60°+ 45°) half ang le formula Use Hhe coscios) cos (210°) (wore: 210 = 1s0+30) %3D Convince yourseif har He to e and answeS are eaual by appronimahing each resuit of the million H (sin deci mal Places). nearest

Find cos CIos) in woys. Use the addirion formula: cos CIos) = cos (60°+ 45°) half ang le formula Use Hhe coscios) cos (210°) (wore: 210 = 1s0+30) %3D Convince yourseif har He to e and answeS are eaual by appronimahing each resuit of the million H (sin deci mal Places). nearest

Trigonometry (11th Edition)
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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ONLY 5 B, 5C, and 7
Find cos CIos°) in Use the addirion formula: coscios) cos (60°+ 45° ) %3D half ang le formula Use Hhe cos (.210°) (Note: 210 = iso+30) coscios ) %3D answers to a) and Convince yourseif har H.e are eaual by appronimaring each resuit million th (sin deci mal places), of the nearest エf csce =6, with e in Qz, find sin(2@. cos(@) = e is a4, find sec(e) If wi th
Transcribed Image Text:Find cos CIos°) in Use the addirion formula: coscios) cos (60°+ 45° ) %3D half ang le formula Use Hhe cos (.210°) (Note: 210 = iso+30) coscios ) %3D answers to a) and Convince yourseif har H.e are eaual by appronimaring each resuit million th (sin deci mal places), of the nearest エf csce =6, with e in Qz, find sin(2@. cos(@) = e is a4, find sec(e) If wi th
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