In Exercises 97-100, find an angle s such that s + t, 0

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter1: Vectors
Section1.2: Length And Angle: The Dot Product
Problem 29EQ
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I need help with #97 and 99
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In Exercises 97-100, find an angle s such thats + t, 0<s< 2T, and cos s = cos t.
T
97. t =
4TT
99. t= -
3
Transcribed Image Text:In Exercises 97-100, find an angle s such thats + t, 0<s< 2T, and cos s = cos t. T 97. t = 4TT 99. t= - 3
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