September 2018 2 494 Report

Podkreśl w jednakowy sposób wyrazy podobne i zapisz krócej podaną sumę:

a) 2a+3b-c-4a-3b+2c=...............................................

b) 3x-2y+3,5x-y+2+0,5y=...........................................

c) xy+3x-y+1-2xy-2x+y+1=..........................................

d) x²+2xy-3y²-2x²-y²-x²+2xy=.....................................

e) 1/6t²+1/3k²t+1/3tk²+1/2t²-1/6tk²=.......................... (ułamki!!!)

f) u²v²+1/4uv-1/7u²v²-uv-1/2uv+u²v²=.........................

POTRZEBUJĘ NA DZISIAJ!!!


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