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dan815Best ResponseYou've already chosen the best response.1
http://www.maths.manchester.ac.uk/~cds/internal/tables/trig.pdf
 9 months ago

dan815Best ResponseYou've already chosen the best response.1
try some other trig identities in there if that doesnt simplify it
 9 months ago

hardequalsmathBest ResponseYou've already chosen the best response.0
so would it be cos2A * sin2A  2 sinA * cosA?
 9 months ago

dan815Best ResponseYou've already chosen the best response.1
it will simplify to cos(3y)
 9 months ago

hayden4290Best ResponseYou've already chosen the best response.0
just plug it in ur calc matway.com is a great one .... cos(3y)
 9 months ago
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