Given f(x) = −5x5 − x4 + 3x3 − 8 and g(x) = −5x5 − 5x3 − 7x2 + 7, find and simplify f(x) − g(x). f(x) − g(x) =
Given f(x) = −5x5 − x4 + 3x3 − 8 and g(x) = −5x5 − 5x3 − 7x2 + 7, find and simplify f(x) − g(x). f(x) − g(x) =
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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Question
Given
f(x) = −5x5 − x4 + 3x3 − 8
and
g(x) = −5x5 − 5x3 − 7x2 + 7,
find and simplify
f(x) − g(x).
f(x) − g(x)
=
Expert Solution
Step 1
Substitute both the values of functions into the expression f(x)-g(x) and simplify:
f(x)-g(x)=(−5x5 − x4 + 3x3 − 8) - (−5x5 − 5x3 − 7x2 + 7)
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