Răspuns:
*=inseamna la putere
a)(3*2x3*-3)*-1=
=(3*-1)*-1=3
b)(7*-1)*4x(7*-2)*-2
=7*-4x7*4=1
c)4*3x4*-5 4*-2
________ = ____ simplifici -2 de sus cu 4*-4 =4*2
4*-4 4*-4
1
d)32x2*-6=2*5x2*-6=2*-1=_
2
1 1
f)49x(7*-2)*2=7*2x7*-4=7*-2=__= __
7*2 49
5*-3x5*5 5*2 1
e)________=_____ 5*2 cu 5*2 se taie=_
5*2x3 5*2x3 3
Sper ca te-am ajutat!!!
Coroana?
