shrejansstSop
shrejansstSop
30-11-2016
Mathematics
contestada
lim -> 0 sin(2x) /(x*cos(x) )
help
Respuesta :
syed514
syed514
06-12-2016
sin (2x) can be written like:sin (2x) = 2sin(x)cos(x)
substituting this expresion in the original one:sin(2x) /(x*cos(x) =2sin(x)cos(x)/x*cos(x)=2sinx/x
taking limits, and noticing that lim as x->0 of sinx/x=1:lim 2sinx/x=2*1=2x->0
Answer Link
VER TODAS LAS RESPUESTAS ( 32+ )
Otras preguntas
According to conventionalism, who has the stronger ethical stance- Stefan or his host? 1) Stefan, because by Spanish standards, he had arrived early. 2) The hos
inkulumo elungiselelwe ngaphansi kwesihloko esithi kuhle ukuzazi ukuthi ungubani empilweni
What is the source of Ella and her mother's conflict? Was Ella justified to leave home for ten years and fail to attend her father's funeral? Why does Ella need
Political Ideologies Quick Check Analyze why peasants resisted collectivization. (1 point) They feared the government would obstruct their plans to modernize th
Q3 Read the following extract from a novel and then list four facts from the text about George. The doorbell rang. Someone must have answered it, because moment
non frictional clutch
Based on your reading of the following, why do you think bananas are first shipped to distribution centers rather than directly to individual stores? Think abou
▸ Exam Instructions Question 9 of 20: Select the best answer for the question. 9. What is a group of words that begins with a preposition and ends with a A. Adv
Which expression has the least value? A 52+ (4324) B 42-5 +32 C 34 +52 - 43 D (25 x 22) - 34
What are the elements of food security and the challenges in achieving global food security? Also, discuss the importance of technological advancements in addre
