Evaluate: 1)= sin^2(pi/8+x/2)-sin^2(pi/8-x/2)
2)= cos 195⁰
3)=sin 11pi/12
Answers
Answered by
0
Answer:
I have'nt learnt this type of question
Similar questions
Math,
3 months ago
Business Studies,
3 months ago
CBSE BOARD X,
7 months ago
Chemistry,
7 months ago
Science,
10 months ago
History,
10 months ago
Math,
10 months ago