write and that is equivalent to each of the following expression,using the related acute angle
a) sin 13pi/6 b) cos 11pi/8
c) tan 7pi/4
1 answer
done, see later post
a) sin 13pi/6 b) cos 11pi/8
c) tan 7pi/4
1 answer
1 answer
4 answers
20 answers
1 answer