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 ( 23+ )
Otras preguntas
Each verb below, one noun does not go with it. Which one? 1/ discover ( the truth, a cure, DNA, gold ) 2/ make ( cars, a discovery, a phone call ) 3/ tell ( hel
Describe what happens when blood in capillaries flows past cells
in what way is a gene pool representative of a population
What is adaptation in animals and plants
A car salesperson earns 1.5% commission on every car sold. The salesperson sell a car for $22,500. What is the commission?
What is the value of the 8 and 48?
translate into an equation. Five times the sum of twice a number, x, and six is thirty. Find the number.x = Translate into an equation. The difference b
Three individuals form a partnership and agree too divide the profits equally. X invest -9,000 , Y invest 7,000, Z invest 4,000. How much less does X receive if
During the evolution of life on Earth, the photosynthetic organisms initially responsible for raising atmospheric oxygen concentrations from less than 1 percent
when gravity causes a huge amounts of rock or soil to be carried down a slope this form of erosion is referred to as a
