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Let A ={-1,0,1,2,} B= {1,1,2,3,-3} and f...

Let A =`{-1,0,1,2,} B= {1,1,2,3,-3}` and `f: A rarr B` be the mapping defined by ,`f(x)=2x-1`, for all `x in A` .Then f will be ___

A

one-one and into

B

one-one and onto

C

many- one and into

D

many-one and onto

Text Solution

Verified by Experts

The correct Answer is:
A
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