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(2/5 -1/3) : (2/5 +1/3)
(6/15 - 5/15) : ( 6/15 + 5/15)
1/15 : 11/15
1/15 x 15/11
= 15/165
= 1/11
R=( 3°3)2
R = 3^6
S= 2°4 x 7°4
S = 14^4
On donne T=5x10°-11 x4x10°9
T = 20 x 10^-2
T = 2 x 10 x 10^-2
T = 2 x 10-1
(2/5 -1/3) : (2/5 +1/3)
(6/15 - 5/15) : ( 6/15 + 5/15)
1/15 : 11/15
1/15 x 15/11
= 15/165
= 1/11
R=( 3°3)2
R = 3^6
S= 2°4 x 7°4
S = 14^4
On donne T=5x10°-11 x4x10°9
T = 20 x 10^-2
T = 2 x 10 x 10^-2
T = 2 x 10-1