Guest

1.sin(x-y)/sin(x-z) = m/n cos(x-y)/cos(x-z) = u/v prove that cos(y-z) = um+vn/un+vm

1.sin(x-y)/sin(x-z) = m/n       cos(x-y)/cos(x-z) = u/v prove that cos(y-z) = um+vn/un+vm

Grade:12

0 Answers

No Answer Yet!

Answer The Question & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free