cos (40) (cos (40) - sin (40))
sin (40) (2 cos (40) - 1)
Mathematics, 22.05.2020 12:59 BluSeaa
Simplify cos (80) - sin (40).
cos (40) (cos (40) - sin (40))
sin (40) (2 cos (40) - 1)
1 - 8sin? (20) cos2 (20) - sin (40)
1 + 8sin2 (20) cos2 (20) + sin (40)
Answers: 3
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Simplify cos (80) - sin (40).
cos (40) (cos (40) - sin (40))
sin (40) (2 cos (40) - 1)
cos (40) (cos (40) - sin (40))
sin (40) (2 cos (40) - 1)
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