Math, asked by shahchitra3271, 1 year ago

How to find eulers number of 9

Answers

Answered by abhay85

0

9 = 32, φ(9) = 9* (1-1/3) = 6

4 =22, φ(4) = 4* (1-1/2) = 2

15 = 3*5, φ(15) = 15* (1-1/3)*(1-1/5) = 15*(2/3)*(4/5) =8

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