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anonymous
 one year ago
Construct examples
a. show that if f and g are one to one, then f+g might not be one to one.
b. show that if f and g are onto, then f+g need not be onto.
c. give an example of functions f and g that are one to one and onto, but f times g is not one to one and not onto.
anonymous
 one year ago
Construct examples a. show that if f and g are one to one, then f+g might not be one to one. b. show that if f and g are onto, then f+g need not be onto. c. give an example of functions f and g that are one to one and onto, but f times g is not one to one and not onto.

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