Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question
![H.W / mathematical analysis
1. Show that function f(x)=|x | is not differentiable at 0
2. Proof that f is differentiable at x, then f is continuos at x.
By using
f (x) – f(x.)
= α(x) + β (x)
х — Хо
Where B (x) → 0
Then f is differentiable at x, and a(x.) = f'(xo)
as x → X,
3. Proof that f (x) = x sin (-) is continuos but is not
differentiable at 0
4. If f:1 → R is differentiable on I and g(y) = y" for ne N
and ye R what is (gof)' by usin chain Ruie
mathematical analysis](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7ded49c7-5f79-4352-b4af-0a94084f3b5d%2F97c58290-1d65-470c-b67f-9969fcd937a3%2F7tecajn_processed.jpeg&w=3840&q=75)
Transcribed Image Text:H.W / mathematical analysis
1. Show that function f(x)=|x | is not differentiable at 0
2. Proof that f is differentiable at x, then f is continuos at x.
By using
f (x) – f(x.)
= α(x) + β (x)
х — Хо
Where B (x) → 0
Then f is differentiable at x, and a(x.) = f'(xo)
as x → X,
3. Proof that f (x) = x sin (-) is continuos but is not
differentiable at 0
4. If f:1 → R is differentiable on I and g(y) = y" for ne N
and ye R what is (gof)' by usin chain Ruie
mathematical analysis
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