February 2019 0 22 Report
Zapisz w najprostszej postaci:
a) 3(a+b) + (a-2b)
b) -4(x-z) - (x+y)
c) 5(4x-7) + (7-4x)
d) (4x-y) - 2(x+y)
e) 2(3x-2y+3z) - 5(x-y-z)
f) 4x(x-y-z) - 2x(4x-y+z)
g) -3x²(x- 2/3y) + 5x(x²-7xy)
h) -2√2(a√2-2b

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