Clancy
Clancy
03-08-2016
Mathematics
contestada
(sin3t+cos3t)/(cos3t-sin3t)=? Please help
Respuesta :
caylus
caylus
03-08-2016
Hello,
Let's assume 3t=a.
[tex] \dfrac{sin(a)+cos(a)}{cos(a)-sin(a)} = \dfrac{(cos(a)+sin(a))^2}{cos^2(a)-sin^2(a)}\\\\ = \dfrac{1+2sin(a)cos(a)}{cos(2a)}= \dfrac{1+sin(2a)}{cos(2a)} with\ a=3t[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 82+ )
Otras preguntas
how do we obtain a high credit score?
Why was farming difficult in ancient Greece? A) The land was desert-like and it never rained. B) There were no farmers in ancient Greece. C) There were many mou
If g(x)=x^2-2x+1 were shifted 2 units to the left, what would be the new equation, h(x)?
If an object had a mass of 5 kilograms, what would be the weight of the object measured on a spring scale in the unit of Newtons?
please help asap I will give brainlest
HURRY PLZ! HEEEEEELLLLLLPPPPPPIt is by chance,The last chanceBefore the summers endThe fireflies swirlAs we twirl Surely one more night the fall can lend Which
What was the primary motivation for most settlers in the western territories in the 1800s
Who was Not a president of The United States of the 1920s? A warren B Calvin C Herbert D Franklin
In the Fawkes v. Texas trial, defense attorney Sunil Sharma wanted to question his defendant’s accuser in court. Which constitutional clause can Sharma invoke t
What are the three characteristics of someone who is mentally and emotionally healthy
