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Mathematics 14 Online
OpenStudy (anonymous):

FILL IN THE BLANK sin pi/3 __ pi/6= 1/2(sin pi/2+sin pi/6)

OpenStudy (anonymous):

cos

OpenStudy (anonymous):

yup cos

OpenStudy (anonymous):

(sin x)(cos y) = 1/2[ (sin x-y) + (sin x+y)]

OpenStudy (anonymous):

thank you everyone :)

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