August 2018 1 17 Report
Przekształć iloczyny na sumy.
a) xy(2x - 3y + 5) =
b) ½(2a - 4b + 1 )=
c) (t-2s-1)×7

Przekształć ilorazy na sumy
a) (-4x +8):4 =
b) 5x +10y
--------- = (<- kreska ułamkowa )
5

c) ( 6p² - 8 pr ): (-2)=

d) 3x - 6 xy + 1
--------------- =
-3

e) (x² + x - 1) : (- ⅙ )=

f) 2,5 x² - 0,5x + 1
-------------------- =
5



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