The number of injection that are possible from A to itself is 720, then n(A)=
The number of injection that are possible from A to itself is 720, then n(A)=
Ashlesha Rathi , 10 Years ago
Grade
Algebra> The number of injection that are possible...
1 Answers
SHAIK AASIF AHAMED
Last Activity: 10 Years ago
Hello student,
From the given data the number of injection that are possible from A to itself is 720.Hence npn=720
Hence n=6
So there are 6 elements in set A
Thanks and Regards
Shaik Aasif
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