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 ( 16+ )
Otras preguntas
How do you do this like I need help?!
The base price of a new car is $24,789. The option for the sports package is $2529. Estimate the price of the car with the sports package ?
For f(x) =2x+1 and g(x)=- squt -7 find (g/f)(x)
give the full form of the following question Alu
actice Question 4 of 5 Select the correct answer. Function m is a transformation of the parent quadratic function, f(x) = x2. m(x) = x2 + 5 Which statement is t
15. If 10.0 g of carbon is combined with an exact, stoichiometric amount of oxygen (26,6 g) to produce carbon dioxide, what mass, in grams, of CO2 can be obtain
Let x = 3, y = -2, and z = 5, Evaluate 8x2 -6y + 2z
now that all parts of the essay have been presented step by step, does writing an essay on your own feel more achievable? why? or why not?
What is the coordinate for the image of point H(2, –6) under a 90° clockwise rotation about the origin?
0.8 - 4x = -0.4y6x + 4.0y = 4.2Which of the following shows the system with like terms aligned? a.) -4x - 0.4y = -0.8 6x + 0.4y = 4.2 b.) -4x + 0.4y = 0.8 6x +
