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 ( 64+ )
Otras preguntas
In which sentence is symbiotic used correctly? A. Barnacles and whales have a symbiotic relationship; barnacles attach themselves to whales for a safe place to
En el mar, cuando fui de vacaciones. Fueron a Bariloche. Cuando fui profesor. Fue en abril. Fue estupendo, gracias. Completa el siguiente párrafo con las formas
Projects are considered successful for all of the reasons below EXCEPT: (A) the performing organization reaps business-level benefits. (B) organizational learn
On the following map, country #1 is
what is the decimal and percent of 3/3
Which were provisions of the Missouri Compromise? Maine was admitted as a free state and slavery was prohibited north of latitude 36o30'. Missouri and Maine agr
Which is the definition of a square?
In 1900, there were about 1.49 million people living in California. In 2000, the population was 33.872 million. How much did the population grow between 1900 an
A set of data points has a line of best fit of ý = 2.5x - 1.5. What is the residual for the point (2, 5)? A. -1.5 B. 5 C. 3.5 D. 1.5
Determine whether the function is linear or quadratic. Identify the quadratic, linear, and constant terms.
