How did we get these answers? The first one square root of x, the second answer 100, and the third answer 1/20.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter3: Functions
Section3.3: Rates Of Change And Behavior Of Graphs
Problem 2SE: If a functionfis increasing on (a,b) and decreasing on (b,c) , then what can be said about the local...
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How did we get these answers? The first one square root of x, the second answer 100, and the third answer 1/20.

22. The following limit represents f'(a) for some function f and some value of a.
100 +h
-100
lim
h→0
a. Find a function f and a number a.
b. Determine the value of the limit by finding f'(a).
a. f(x) =
(Type an expression using x as the variable. Type an exact answer, using radicals as needed.)
%3D
100
a =
(Type an integer or a decimal.)
1
b. f'(a) =
%3D
20
(Type an exact answer, using radicals as needed.)
Transcribed Image Text:22. The following limit represents f'(a) for some function f and some value of a. 100 +h -100 lim h→0 a. Find a function f and a number a. b. Determine the value of the limit by finding f'(a). a. f(x) = (Type an expression using x as the variable. Type an exact answer, using radicals as needed.) %3D 100 a = (Type an integer or a decimal.) 1 b. f'(a) = %3D 20 (Type an exact answer, using radicals as needed.)
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