Zadnie 2 na stronie 79 podręczni dla gminazjum klasa 2 matematyka z plusem.
2 )
a ) = x -2xy
b) = -2a+3ab-1/3
c) = 3x(do potegi 2)- 6x-15
d) = 3xy -5x
e ) = -2a -b+3
f ) = 2x ( do potegi 2) - 1/4x +9
g) =6c(do potegi 2) -18c+12
h) = -6x-6
jesli o to ci chodzilo :-)
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2 )
a ) = x -2xy
b) = -2a+3ab-1/3
c) = 3x(do potegi 2)- 6x-15
d) = 3xy -5x
e ) = -2a -b+3
f ) = 2x ( do potegi 2) - 1/4x +9
g) =6c(do potegi 2) -18c+12
h) = -6x-6
jesli o to ci chodzilo :-)