If sin2 A+ cos2 A=1 then, sin 4A- cos 4A=1-2 cos 2A
Select one:
True
False
pls give proof of this qestion
Share
If sin2 A+ cos2 A=1 then, sin 4A- cos 4A=1-2 cos 2A
Select one:
True
False
pls give proof of this qestion
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
0 Replies