Use a sum-to-product identity to rewrite the expression. sin(pi/9) - sin(pi/2) = Blank 1 Blank 1 Add your answer

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°.
Question
Use a sum-to-product identity to rewrite the expression.
sin(pi/9) - sin(pi/2) =
Blank 1
Blank 1 Add your answer
Transcribed Image Text:Use a sum-to-product identity to rewrite the expression. sin(pi/9) - sin(pi/2) = Blank 1 Blank 1 Add your answer
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