euanmcsparran
euanmcsparran
04-03-2021
Mathematics
contestada
Prove it cotA - tanA = 2cot2A
Respuesta :
cn4685643
cn4685643
04-03-2021
Cora-tana=cosa/sina-sina/cosa
= (Cos^2a_sin^2a) / sina.cosa
= 2 cos2a/sina
= 2cot2a
Answer Link
VER TODAS LAS RESPUESTAS ( 72+ )
Otras preguntas
What are the risk to the baby if the mother suffers from chronic stress throughtout the pregnancy
You are traveling at 75 miles per hour on a straight stretch highway in Nevada.it is noon now when will you arrive at the next town 120 miles away?
Plz help me plz plz plz help me plz
Please, help, thanks.......
Consider the degree of each polynomial in the problem. The first factor has a degree of . The second factor has a degree of . The third factor has a degree
“Whether you believe it or not, I am trying my hardest.” The independent clause is?
In a crisis, the state legislature may decide to meet in ________________. Question 5 options: a special session a budget crunch an extended session a referendu
What would you expect to have happened to the spread between yields on commercial paper and Treasury bills immediately after September 11, 2001? A. No change,
Explain how the framers of the Constitution intended the seperarion of powers to work
As the leader of a research project, Tim plans to communicate the project details with his team members. He writes a mail to each member in order to brief them
