proszę o szybką odp.!
3 - [( 1/3 - 1/6) * ( -4 ) + 1/2 * ( -1 1/3)] =
3-[(3/6-1/6)*(-4)+1/2*(-4/3)]=3-[2/6*(-4/1)+(-2/3)]=3-[-1 1/3-2/3]=3-[-2]= 3+2=5
3- [1/6 * (-4) + (-2/3)]= 3- [-1/3 + (-2/3)]= 3- (-1)= 3+1=4
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3-[(3/6-1/6)*(-4)+1/2*(-4/3)]=3-[2/6*(-4/1)+(-2/3)]=3-[-1 1/3-2/3]=3-[-2]= 3+2=5
3- [1/6 * (-4) + (-2/3)]= 3- [-1/3 + (-2/3)]= 3- (-1)= 3+1=4