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the no. different seven digit no. that can be written using only 1,2,3 with the condition that the digital 2 occurs twice in each no. is

Lavya , 6 Years ago
Grade 11
anser 1 Answers
Arun

Last Activity: 6 Years ago

Dear student
 
I am getting my answer as 672.
 
Please let me know if this is correct then I will share my solution.
 
 
Regards
Arun

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