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CBSE Class 12-science Answered

2013,11,prove the relation
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Asked by alanpeter9611 | 26 Feb, 2019, 02:23: AM
answered-by-expert Expert Answer
we space have space open vertical bar straight a minus straight b close vertical bar space divisible space by space 2 straight a equals straight b open parentheses straight a comma straight a close parentheses element of straight R open vertical bar straight a minus straight a close vertical bar equals 0 space divisible space by space 2 Reflexive open parentheses straight a comma straight b close parentheses element of straight R open vertical bar straight a minus straight b close vertical bar equals space divisible space by space 2 open parentheses straight b comma straight a close parentheses element of straight R open vertical bar straight b minus straight a close vertical bar equals space divisible space by space 2 also open vertical bar straight a minus straight b close vertical bar equals open vertical bar straight b minus straight a close vertical bar.... Symmetric open parentheses straight a comma straight b close parentheses element of straight R open vertical bar straight a minus straight b close vertical bar equals space divisible space by space 2 open parentheses straight b comma straight c close parentheses element of straight R open vertical bar straight b minus straight c close vertical bar equals space divisible space by space 2 now open vertical bar straight a minus straight c close vertical bar equals open vertical bar straight a minus straight b plus straight b minus straight c close vertical bar... addition space of space two space numbers space divisible space by space 2 space is space divisible space by space 2..... transitive so space Equivalence space relation for space 6 space element space rightwards arrow left curly bracket 8 right curly bracket
Answered by Arun | 26 Feb, 2019, 11:11: AM

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CBSE 12-science - Maths
Please Answer this case study..!!.
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CBSE 12-science - Maths
pls make the table of this question
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CBSE 12-science - Maths
solve it.
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CBSE 12-science - Maths
solution for the given problems
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CBSE 12-science - Maths
2013,11,prove the relation
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Asked by alanpeter9611 | 26 Feb, 2019, 02:23: AM
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CBSE 12-science - Maths
2011,18, invertible with inverse.
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Asked by alanpeter9611 | 26 Feb, 2019, 02:19: AM
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CBSE 12-science - Maths
If one element of domain is not related to any element in co domain will the relation be a function? 
Asked by atul_rclal | 16 Jul, 2018, 06:15: AM
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CBSE 12-science - Maths
Let S = { a,b,c} and T = {1,2,3} and a function from S to T is : F= {(a,3) , (b,2 ) , (c, 1)}. Check whether it is a bijective function.
Asked by Topperlearning User | 25 Oct, 2016, 09:08: AM
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CBSE 12-science - Maths
Asked by Topperlearning User | 25 Oct, 2016, 09:09: AM
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CBSE 12-science - Maths
In the mapping f:N → N, defined by: f(x)=2x,  x element of N Is it a bijection? Give reason for your answer.
Asked by Topperlearning User | 25 Oct, 2016, 09:11: AM
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