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Category: Calculus

What is the difference b/w relation and function. It would be great if you could give some real life example.

Friday, July 23rd, 2010


A relation is a set of ordered pairs, such as { (0,1) , (55,22), (3,-50) } (  A function is a special kind of relation in which each x value has only one y value.

For example:

Work out the grap y =x^-3

Thursday, July 22nd, 2010