(c) Show that if g o f is onto then g must be onto.
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 24. Please answer c
![24. (a) Prove that the composition of onto functions is onto.
(b) [BB] Show, by an example, that the converse of (a)
is not true.
(c) Show that if g o f is onto then g must be onto.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb2e14364-6263-40af-bae5-9679ea816eeb%2F0431e371-3e07-4211-abce-cd0ba6e6e6f9%2Fqr96cx_processed.jpeg&w=3840&q=75)
Transcribed Image Text:24. (a) Prove that the composition of onto functions is onto.
(b) [BB] Show, by an example, that the converse of (a)
is not true.
(c) Show that if g o f is onto then g must be onto.
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