CBSE Class 12-science Answered
what is range,domain,co-domain
Asked by devsingh71 | 01 May, 2014, 09:11: PM
Expert Answer
Consider a function f from the set A={1,2,3,4} to the set B={1,2,3,4,5,6,7,8 such that 
.
.Let us observe the pictorial representation of the function.
It is clear that, for each and every element of the set A is mapped to a unique element of B.
The set of elements {1,2,3,4} is called the domain of the function.
The set of elements {1,2,3,4,5,6,7,8} is called the co-domain of the function.
The actual elements that are mapped, {2,4,6,8} is called the range of the function.
Answered by Vimala Ramamurthy | 02 May, 2014, 09:17: AM
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