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 ( 28+ )
Otras preguntas
Put parentheses around the adverb clause in this sentence "i will call as soon as he comes in"
Users generally do not understand the concept of network drive sharing. they only know they can store their files "on my f: drive" and are unaware that someone
How does Rogers's client-centered therapy reflect the humanist perspective? It recognizes individuals are unique, highlighting the client-therapist relationshi
why didnt ralph want to tie his hair back?
On January 1st 2003, the value of a stock was 135$ per share. By December 1st 2003, the value of the stock had fallen to $38 per share. What is the average rate
the bus stops at the corner of san pedro and hildebrand a sentence or fragment
how do you ensure that your files are kept private on your computer?
The table shows the solution to the equation |2x − 5| − 2 = 3: Step 1 |2x − 5| = 3 + 2 Step 2 |2x − 5| = 5 Which is the first incorrect step? Step 3 2x − 5 =
Was the last step in sequencing the human genome
how does Alan Weisman most clearly use text structure to prove his point? A. He narrates the story of nature's destruction by human settlements B. He describes
