September 2018 1 34 Report

1. Wyznacz AuB, AnB, A/B, B/A, gdy:

a) A = {-2,-1,0,3,7}, B= {-7,0,1,2,3}

b) A= {1,2,√2+3,9}, B={1+√2, 3, √2+9}

c) A= <-4;3), B= (-∞;2>

d) A= <5;+∞), B= (-4;8>

e) A= <-4;1>, B= (-1;6)

2. Wyznacz dopełnienia podanych zbiorów: A=<4;8) w zbiorze R,

B=(-∞;-2> w zbiorze R

C={3,4,5,6,...} w zbiorze N.

Dam naj.;)


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