October 2018 1 24 Report

Dziedziną wyrażenia wymiernego x²+3x/x²+3x jest zbiór D.

Wtedy:

A. D=R

B. D=(-∞, -3) U (-3,∞)

C. D=(-∞, -3> U <-3,∞)

D. D=(-∞,-3) U (-3,0) U (0,∞)


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