The function \[f:R\to R,\ f(x)={{x}^{2}},\forall x\in R\] is [MP PET 1997]

Injection as well as surjection

Neither injection nor surjection

The function \[f:R\to R,\ f(x)={{x}^{2}},\forall x\in R\] is [MP PET 1

1.	The function \[f:R\to R,\ f(x)={{x}^{2}},\forall x\in R\] is [MP PET 1997]
A.	Injection but not surjection
B.	Surjection but not injection
C.	Injection as well as surjection
D.	Neither injection nor surjection
Answer» E.

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The function \[f:R\to R,\ f(x)={{x}^{2}},\forall x\in R\] is [MP PET 1997]

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