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 ( 56+ )
Otras preguntas
ax+by=c с. a What is the value of x?
jeans......not permitted in out college!
In which phase of mitosis is division of the nucleus completed A. Metaphase B. Telophase C. Prophase D. Anaphase
How would cellular respiration be impacted in the absence of photosynthesis? Only aerobic respiration would take place. Only anaerobic respiration would take
PLEASE ANSWER AS A QUESTION (UNDER THE QUESTION) I ALREADY USED ALL MY ANSWERS TODAY AND NOW BRAINLY DONT WANNA LOAD THE VIDS) So far in this activity, you have
What is the solution to this equation? 5x + 9 - 3x = 18 + 15 A. x = 8 B. x = 21 C. x = 3 D. x = 12 ANSWER: D (x = 12)
10. Which is the graph of the exponential function y = 9(3)x?
pls help this is about the theory of plate tectonics
HELP PLEASE 13 POINTS
Free question will mark brainless!!