28. For each function, sketch the graph of y = f(x) and find an expression for f'(x). Indicate any points at which f'(x) does not exist. s x?,x < 3 a. s1) = {« + b. f(x) = |3x² 6| c. f(x) = ||x| – 1| lx + 6, x > 3
28. For each function, sketch the graph of y = f(x) and find an expression for f'(x). Indicate any points at which f'(x) does not exist. s x?,x < 3 a. s1) = {« + b. f(x) = |3x² 6| c. f(x) = ||x| – 1| lx + 6, x > 3
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:28. For each function, sketch the graph of y = f(x) and find an expression for
f'(x). Indicate any points at which f'(x) does not exist.
-{.
S x2, x < 3
lx + 6, x > 3
b. f(x) = |3x² – 6|
a. f(x) =
c. f(x) = ||x| – 1|
%3D
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