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If then find dom (f) and range (f).
Given,
(i) dom(f)
Here f(x) is a polynomial function whose domain is R except for points at which denominator becomes zero.
Hence x ≠ 5
The domain is (−∞,∞) – {5}
(ii) range(f)
Let
For the specified domain
y = - 1
Range is {-1}.