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Sagot :

AYUDA

bjr

4x² = (2x)²

16x² = (4x)²

49y² = (7y)²

tu as compris

VINS

bonjour

4 x² = ( 2 x )²

16 x² = ( 4 x )²

49 y² = ( 7 y)²

36 t² = ( 6 t)²

100 t²  = ( 10 t)²

x²y²  = ( xy)²

9/4 x²  = ( 3 x /2 )²

5 a² =  5 (a)²

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