3. (a) Differentiate the function f(x) = x2 from first principles.

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter3: Polynomial And Rational Functions
Section3.6: Rational Functions
Problem 2E
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3. (a) Differentiate the function f(x)
from first principles.
x2
=
(b) Find each of the following limits, if they exist.
x2 – 9
i. lim -15
ii. lim
x-3 x2 – 7x +6
x-i (x – 1)5
Transcribed Image Text:3. (a) Differentiate the function f(x) from first principles. x2 = (b) Find each of the following limits, if they exist. x2 – 9 i. lim -15 ii. lim x-3 x2 – 7x +6 x-i (x – 1)5
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