August 2018 1 17 Report
1.zapisz w prostszej postaci
a) 6xy-5xy+4xy-3xy+2xy-xy
b) 2,5a-a-4a+6,5a-3,5a
c) 0,3x-0,4x+0,5x-0,6x+0,7x
d) 696y-969y+69y-96y
e) ½a²+⅓a²+⅙a²-2a²
2.zapisz krócej
a) ⅙t²+⅓k²t+⅓tk²-k²t+½t²-⅙tk²
b) u²v²+¼uv-1/7u²v²-uv-½uv+u²v²
3. wpisz odpowiednie wyrazenia algebraiczne
a) 2xy+...=3xy+x
b) 3mn+...=3
c) 2x²-2x+...=2x
d) a²-b²+...=b²-a²
e) -pq-q+...=2pq
f) x²-2y²+...=2xy

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