MYTUTOR SUBJECT ANSWERS

497 views

How do I differentiate f(x) = cos(x)/x?

To answer this question you need to use the quotient rule. dy/dx = (vu' - uv')/v2.

U = cos(x) which differentiates to -sin(x) so u'= -sin(x)

v = x so v' = 1

Therefore, dy/dx = ( -xsin(x) - cos(x) ) / x2

Ewan H. GCSE Maths tutor, A Level Maths tutor, GCSE Physics tutor, Me...

1 year ago

Answered by Ewan, an A Level Maths tutor with MyTutor


Still stuck? Get one-to-one help from a personally interviewed subject specialist

252 SUBJECT SPECIALISTS

£24 /hr

Joe C.

Degree: General Engineering (Masters) - Durham University

Subjects offered:Maths, Science+ 2 more

Maths
Science
Physics
Computing

“Masters student at Durham University, ready to help you excel at Maths and Science ”

£26 /hr

Tadas T.

Degree: MMathPhil Mathematics and Philosophy (Bachelors) - Oxford, St Anne's College University

Subjects offered:Maths, Further Mathematics + 3 more

Maths
Further Mathematics
.MAT.
-Personal Statements-
-Oxbridge Preparation-

“University of Oxford Maths and Philosophy student happy to help students learn and stay motivated!”

£24 /hr

Ayyub A.

Degree: Mathematics Msci (Bachelors) - Bristol University

Subjects offered:Maths, Further Mathematics + 1 more

Maths
Further Mathematics
.MAT.

“Hi I'm Ayyub, current student at Bristol university studying Maths. I have significant tutoring experience in maths and hopefully i'll be able to help you out.”

About the author

£20 /hr

Ewan H.

Degree: Aerospace Engineering (Masters) - Bristol University

Subjects offered:Maths, Physics+ 1 more

Maths
Physics
-Personal Statements-

“About me:I am currently a first year at Bristol University studying Aerospace Engineering. Given my degree, my interests have always been interested in thesciences and maths.I have always been involved in various tutoring groups, m...”

You may also like...

Posts by Ewan

How do I differentiate f(x) = cos(x)/x?

How would you start a personal statement?

What is the difference between a series circuit and a parallel circuit?

Other A Level Maths questions

Solve simultaneously: x + y + 3 = 0 and y = 2x^2 +3x - 1

Why does the second derivative tell us something about a function?

What is the derivative of x^x

Integrate 1/(5-2x) for 3≤x≤4

View A Level Maths tutors

We use cookies to improve your site experience. By continuing to use this website, we'll assume that you're OK with this. Dismiss

mtw:mercury1:status:ok