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 ( 97+ )
Otras preguntas
A cross was done using pairs of mice.One parent was a mouse with white (bb).The other parent was a mouse with black fur.Some of the offspring produced from this
Solve by factoring x^2 - 8x - 84 = 0 Show all work
how much money did henry villard make in total?
Solve 7x-5=5x-4 Show Clear algebraic working
To increase the sense of community around your blog, you should A. flame your commenters O B. ignore those who leave comments C. respond positively to comments
In the spring of 2021, Jamison Electric was considering an investment in a new distribution center. Jamison's CFO anticipates additional earnings before interes
Please give step by step explanation and answer,
3.75divided by 25round off to the nearest rand
20 points Help fast picking brainliest!! Zack wants to cut down on his variable expenses. What will reducing variable expenses allow him to do? Reducing variabl
What film do the following lines of dialogue originate from? "We were gods once, all of us. But here, there can only be one."