Suppose the D and C are the domain and codomain of the function.
Then you need to show that for and x in D there is an image y = f(x) in C. This is necessarily so, because f is a function.
You also need to show that for every element y in C there is a pre-image x = g(y) in D.
Y
The answer depends on what you wish to prove!
Unit 31 question 26?
Proving the no victims were innocent
Packard Proving Grounds was created in 1926.
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This is present perfect continuous. They have been proving themselves very helpful.
The area of Pacific Proving Grounds is 362,598.335 square kilometers.
Tony Hawk's Proving Ground happened in 2007.
Proving is the present participle of prove.
Shelese M. Pratt has written: 'A guide to homeopathic proving' -- subject(s): Homeopathic Proving, Homeopathy, Methods, Proving, Homeopathic
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