7. If f(x) = 3x + 5 and g(x) = x + 2x - 3, determine x such that f(g(x)) = g(f(x))

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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7. If f(x) = 3x + 5 and g(x)
= x + 2x
-
3, determine x such that f(g(x)) = g(f(x))
Transcribed Image Text:7. If f(x) = 3x + 5 and g(x) = x + 2x - 3, determine x such that f(g(x)) = g(f(x))
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