Swastika Asked a Question
June 9, 2021 7:47 ampts 30 pts
C. is 0 In how many ways can one write the elements 1, 2, 3, 4 in a sequence x, X2, X3, X4 with i V ? A. 9 C. 11 B. 10 D. 12
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  • Abhijeet Gaurav thankyou
    See the condition here State that i=\ i. That means that one element used would go on missing in the next. So leaving one in 1st we get 3 & then in 2nd we use the one left and 2 o...
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  • Abhijeet Gaurav
    Correct Answer is option (A).
    • cropped6286080361766896214.jpg
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    Swastika
    i didn't understand
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