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In a function from set A to set B, every element of set A has___________ image in set B.

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in Mathematics - Class 11 by (789k points)
In a function from set A to set B, every element of set A has___________ image in set B.

(a) one and only one

(b) different

(c) same

(d) many

I got this question in an internship interview.

My query is from Functions in section Relations and Functions of Mathematics – Class 11

1 Answer

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Best answer
Correct option is (a) one and only one

Easiest explanation: A relation from a set A to a set B is said to be a function if every element of set A has one and one image in set B.

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