Math, asked by pritam18032005, 3 months ago

Out of n items, the number of arrangements of four items taken at a time is double those of two items taken at a time, then `n` is equal to

Answers

Answered by harenderkumar8076
1

(4x-7x+3)

x(4x-7x+3)

4x2 -7x2 +3x

3x2+3x

6+x3

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