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StoryTime
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School
Speclist Maths
namwen1
namwen1
Noob
Number of posts
:
11
Age
:
32
Location
:
australia
Registration date :
2009-05-09
Post n°1
Speclist Maths
by namwen1 Wed May 27, 2009 12:47 am
What are some identitys for sin and cos
like sin(2x)=sin(x)cos(x)
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