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 ( 86+ )
Otras preguntas
Is DNA usually a string of nucleotides
if 2 grams of element x combine with 4 grams of element y to form compound xy how many grams of element y would combine with 34 grams of x to form the same comp
If a writer decides to include facts and describe consequences in an essay in order to persuade her audience of her opinion, what is she likely planning to make
Which of the following claims is the best thesis statement for an analysis essay on Romeo and Juliet? A. Shakespeare uses a lot of foreshadowing in Romeo and Ju
What was the Vitruvian Man, and who created it?
Based on what you read in "Tongue-Tied," in what way did the Chinese students' parents most likely experience language exclusion at their children's school?
In peas, yellow seed color (Y) is dominant to green seed color (y). A homozygous green pea plant is crossed with a heterozygous yellow pea plant. What is the p
What is the effective interest rate of an 8% 13-week Treasury bill? Assume it is a $10,000 Treasury bill, and round your answer to the nearest hundredth percen
You and some friends went out to T.G.I.Fridays for dinner. You ordered a root beer, sweet potato fries and cheese quesadillas. The total bill came to $21.86. Y
Nixon was the first U.S. president to visit
