Tuesday
September 16, 2014

Homework Help: trig

Posted by Natash on Saturday, November 15, 2008 at 2:40am.

Give exact answers
Sin(11pi/8)
so this is sin(pi/4+pi/3)
sin(pi/4)*cos(pi/3)+cos(pi/3)*sin(pi/4)
rad2/2*1/2+1/2*rad2/2

which gives me rad2+rad2 all over 4 ...i dont know y im getting it wrong

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