MNOŻENIE JEDNOMIANÓW PRZEZ SUMY ALGEBRAICZNE
A) 6(X-4)-2
B) 2X(X+1)-3(X-1)
C) -3(Y-2)+4(Y+2)
D) 5(X-Y-1)-4(X+2)
E)2(3A+B)-2(A+B)
F)1/2(4X-4)-2X
G) X(X-1)-3(X [do potęgi drugiej]-x)
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A) 6(X-4)-2=6x-24-2=6x-26
B) 2X(X+1)-3(X-1)=2x²+2x-3x+3=2x²-x+3
C) -3(Y-2)+4(Y+2)=-3y+6+4y+8=y+14
D) 5(X-Y-1)-4(X+2)=5x-5y-5-4x-8=x-5y-13
E)2(3A+B)-2(A+B)=6a+2b-2a-2b=4a
F)1/2(4X-4)-2X=2x-2-2x=-2
G) X(X-1)-3(X²-x)=x²-x-3x²+3x=-2x²+2x
6x-24-2=6x-26
2x(do kwadratu)+2x-(3x-3)=2x (do kwadratu) +2x-3x+3=2x (do kwadratu) -x+3
-3y+6+4y+8=y+14
5x-5y+5-4x-8=x-5y-3
6a+2b-2a-2b=4a
2x-2-2x=-2
x (do kwadratu) -x-3x (do kwadratu)+x=-2x (do kwadratu)