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Universal Set

If f =1,2,2, ...

Question

If f = {(1, 2), (2, b), (3, c)} is a constant function, find the values of b and c.

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Solution

As f is a constant function, all the elements of the domain will be mapped to a unique constant value.

f(1) = 2. The constant value is 2.

Therefore b = c = 2.

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