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Sagot :

VINS

BOnsoir

A =  ( 11 x 3 x 8 ) / ( 6 x 4 x 21 )

  = 264/504

  =  11/21

B =  ( 22 x 13 x 2 ) / ( 39 x 11 )

  = 572 / 429

  = 4/  3

C =  ( - 22 x - 5 x - 21 ) / ( 6 x 7 x 55 )

  =  - 2310 / 2 310

  = - 1  

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