Sagot :
D=(1-2/3)/(1+2/3)
=(3/3-2/3)/(3/3+2/3)
=(3-2)/(3+2)
=1/5
E =5+(1+1/8)/(3/4)
=5+(8/8+1/8)/(6/8)
=5+(8+1)/6
=5+9/6
=5+3/2
=13/2
=(3/3-2/3)/(3/3+2/3)
=(3-2)/(3+2)
=1/5
E =5+(1+1/8)/(3/4)
=5+(8/8+1/8)/(6/8)
=5+(8+1)/6
=5+9/6
=5+3/2
=13/2
D=(1-2/3)/(1+2/3)
=(3/3-2/3)/(3/3+2/3)
=(3-2)/(3+2)
=1/5
E =5+(1+1/8)/(3/4)
=5+(8/8+1/8)/(6/8)
=5+(8+1)/6
=5+9/6
=5+3/2
=13/2 je pense avoir bon bsx
=(3/3-2/3)/(3/3+2/3)
=(3-2)/(3+2)
=1/5
E =5+(1+1/8)/(3/4)
=5+(8/8+1/8)/(6/8)
=5+(8+1)/6
=5+9/6
=5+3/2
=13/2 je pense avoir bon bsx