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8) Which of these pairs are equal? A) sin 49° and sin 51° C) cos 28° and sin 72°

8) Which of these pairs are equal? A) sin 49° and sin 51° C) cos 28° and sin 72°

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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A Bloomfield - Geometry O Launch Meeting - Zoom x E LIAjah Terry - Final Par x O Login O Slide Show A plus.allinlearning.com/portal/assessments/ELslideShowView Remote Link for Support • myBackpack O Run 2- Play it now. B In one year, 35 giraf. Bwhich type of limiti. B Which two factors. ALL In Learning Show Summary Previous Next Geometry Q4_Final Exam 20-21 Previous Page Next Page 1/6/2021 USATestprep, LLC B) sin 33° and cos 57° D) cos 14° and cos 76°
Transcribed Image Text:A Bloomfield - Geometry O Launch Meeting - Zoom x E LIAjah Terry - Final Par x O Login O Slide Show A plus.allinlearning.com/portal/assessments/ELslideShowView Remote Link for Support • myBackpack O Run 2- Play it now. B In one year, 35 giraf. Bwhich type of limiti. B Which two factors. ALL In Learning Show Summary Previous Next Geometry Q4_Final Exam 20-21 Previous Page Next Page 1/6/2021 USATestprep, LLC B) sin 33° and cos 57° D) cos 14° and cos 76°
inal Exam 20-21 8) Which of these pairs are equal? A) sin 49° and sin 51° C) Cos 28° and sin 72° tps://www.usatestprep.com/modules/test/benchmark_test_print.php?id%3D2259515&display%3Dquestion K
Transcribed Image Text:inal Exam 20-21 8) Which of these pairs are equal? A) sin 49° and sin 51° C) Cos 28° and sin 72° tps://www.usatestprep.com/modules/test/benchmark_test_print.php?id%3D2259515&display%3Dquestion K
Expert Solution
Step 1

Some of the properties of the trigonometric

  1. sinπ-θ=sinθ
  2. cos(2π+θ)=cosθ
  3. cos(2π-θ)=cosθ
  4. cosπ2-θ=sinθ
  5. sinπ2-θ=cosθ
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