September 2018 1 37 Report

Proszę o pomoc :) daje 25 pkt

1. Zapisz w najprostszej postaci

a)9a+4b-3a+2b-12a-10b

b) (2/3 ab-b+1)+(1/3 ab+2b-5)-(4ab+3b-3)

c) 2a(4a ^3+2b)^3

d) (8p-12r+2s):2

e) (46-3ab)(76+ab)

f) (2a-3b)(a+2b)-3(5a-4b)

2. Wyłącz wspólny czynnik przed nawias

a) 3x+6y

b) 9a ^3 b-3a ^2+6ab

c)x^3 a+x^2 b-x

d) 12ab ^2+16b ^2

^ = potęga :)


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