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 ( 92+ )
Otras preguntas
Which approach best defines how writers of historical fiction try to appeal to readers? A.by providing an accurate, fact-based picture of history
What is the most likely subject of the passage? a. reducing and recycling waste b. how to be a good neighbor c. helping people in need d. issues faced by a neig
On a cold winter morning, a person waiting for the bus starts shivering. The muscles used in shivering produce extra heat that helps warm the body. Shivering to
Approximately _____ different languages are spoken in Africa. A. 10 B. 100 C. 1,000 D. 10,000
The crowd leaned out the windows, hooting and hollering, until the lions awoke. To create a more negative connotation, the author could have replaced the word c
Which sentence correctly uses a comma to separate the introductory phrase? Commerce is represented by, the female statue crowned with a wreath of olive leaves.
Haitian Creole developed through the process of language __________. A. divergence B. emergence C. convergence D. transvergence
An essay on emergency in India
Which of the following particles was discovered by Ernest Rutherford? a. neutron b. proton c. electron d. quark
The crowd leaned out the windows, hooting and hollering, until the lions awoke. To create a more negative connotation, the author could have replaced the word c
