September 2018 1 24 Report

Wyznacz zbiór elementow spelniajacych podane formy zdaniowe:

a) r(x):(3x+5)(2x-1)=0 v 4xkwadrat-1=0

b) s(x):9-4xkwadrat=0 v (3-2x)(x-5)=0

c) w(x): √x-1=0 ^ (x-1)(x+2)=0

d) v(x): 2- √x=0 ^ (2x-8)(x+1)=0

^=i

v=lub

Proszę o obliczenia.


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