Math, asked by ArunaLasya, 2 months ago

Plz solve this problem ASAP

I'll mark the right answer as BRAINLIEST and spams will be reported

EXPLANATION required​

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Answers

Answered by aswishaik
1

Answer:

6

Step-by-step explanation:

p(n, 4)=12 then p(n, 2)

=n! /n-4! =12× n! /n-2!

=n-2! /n-4! =12×n!/n!

=n-2×n-3×n-4!/n-4!=12

=n-2×n-3=12

=n-2×n-3=4×3

On comparing the LHS and RHS

=n-2=4

n=4+2=6

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