:N N amd 9: N-oN are functions such that f is not onto but f+9 is onto Prove that 9 is onto or give a counter example (use mapping for explain)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Suppose faN
such that f is not onto but f+9 is onto
Prove that 9 is onto or give a counterY example
(use mapping for explain)
N and
:N-N are functions
Transcribed Image Text:Suppose faN such that f is not onto but f+9 is onto Prove that 9 is onto or give a counterY example (use mapping for explain) N and :N-N are functions
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