August 2018 2 61 Report
1.wyznacz wskazaną wielkość z podanego wzoru
a) a ze wzoru F = ma
b) a ze wzoru s =at do kwadratu /2
c) a ze wzoru P = a + b /2 x h
2.wykonaj mnożenie i zredukuj wyrazy podobne
a) x+2y-(x-5)(y+2)
b)14x +3(x+2y)-4(y-0,25x)
c)-2(x-y)+8(4x-1)(1-y)
d)0,25(x+8y)-(0,5x+15)(1+0,5y)



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