Prove that the function f(x) = x³ is continuous at 2 directly using the definition (p. 83).

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
icon
Related questions
Question
Solve the proof using the definition on page 83
DEFINITION Suppose ECR and f: E→ R. If xo E E, then f is continuous
at xo iff for each e > 0, there is a 8 >0 such that if
xxo < 8, XE E,
then
|f(x) = f(xo)| < €.
If f is continuous at x for every x E E, then we say f is continuous.
Transcribed Image Text:DEFINITION Suppose ECR and f: E→ R. If xo E E, then f is continuous at xo iff for each e > 0, there is a 8 >0 such that if xxo < 8, XE E, then |f(x) = f(xo)| < €. If f is continuous at x for every x E E, then we say f is continuous.
nition (p. 34).
2. Prove that the function f(x) = x³ is continuous at 2 directly using the
definition (p. 83).
Transcribed Image Text:nition (p. 34). 2. Prove that the function f(x) = x³ is continuous at 2 directly using the definition (p. 83).
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 3 images

Blurred answer
Recommended textbooks for you
Advanced Engineering Mathematics
Advanced Engineering Mathematics
Advanced Math
ISBN:
9780470458365
Author:
Erwin Kreyszig
Publisher:
Wiley, John & Sons, Incorporated
Numerical Methods for Engineers
Numerical Methods for Engineers
Advanced Math
ISBN:
9780073397924
Author:
Steven C. Chapra Dr., Raymond P. Canale
Publisher:
McGraw-Hill Education
Introductory Mathematics for Engineering Applicat…
Introductory Mathematics for Engineering Applicat…
Advanced Math
ISBN:
9781118141809
Author:
Nathan Klingbeil
Publisher:
WILEY
Mathematics For Machine Technology
Mathematics For Machine Technology
Advanced Math
ISBN:
9781337798310
Author:
Peterson, John.
Publisher:
Cengage Learning,
Basic Technical Mathematics
Basic Technical Mathematics
Advanced Math
ISBN:
9780134437705
Author:
Washington
Publisher:
PEARSON
Topology
Topology
Advanced Math
ISBN:
9780134689517
Author:
Munkres, James R.
Publisher:
Pearson,