Sunday
April 19, 2015

Homework Help: Trig

Posted by Sierra on Wednesday, November 7, 2012 at 11:27am.

Give: a=alpha B=beta
csc a= 2
pi/2<a<pi
secB=-3
pi/2<B<pi

1)find sin(a+B)
2)find tan(a-B)
3)cos B/2
4)sin a/2

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Members