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Definition of Function

Choose the co...

Question

Choose the correct option regarding the following statements.
(i) If R is an equivalence relation, then $R^{- 1}$ is also an equivalence
(ii) Inverse of a bijective function is unique
(iii) Even function can be one-one
(iv) Constant functions are aperiodic

TTFT

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TFTT

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FTFF

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TTFF

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Solution

The correct option is D TTFF
(D)
It is clear from the definitions.

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Similar questions

R \to R

R \to R

R

f : R \times R \to R

f (x, y) = (x + y, x - y)

f

f : A \to B

y = f (x)

g : B \to A

f (x) = y

g (y) = x \forall x ϵ A, y ϵ B

g = f^{- 1} : B \to A [{f (x), x} : {x, f (x)} ϵ f^{- 1}]

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