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Devyn Hernandez
Mathematics
18 December, 00:48
Sin43*cos47+cos47*sin43
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Mcclure
18 December, 01:00
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Sin (α + β) = sin (α) cos (β) + cos (α) sin (β)
sin43*cos47+cos47*sin43 = sin (43 + 47)
= sin (90) = 1
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