November 2018 1 20 Report

(zad.3/79 str. niebieska książka, matematyka z plusem 2)

Zapisz w jak najprostrzej postaci:

e) 2(3x-2y+3z)-5(x-y-z)

f) 4x(x-y-z) -2x(4x-y+z)

g) -3x do potęgi 2(x-2/3y)+5x(x do potęgi2 - 7xy)

h) -2√2(a+√2b) - 4(a√2-2b)

Z góry dziękuje :))


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