September 2018 1 10 Report

Rozwiąż układy równań

(matematyka z plusem 2 klasa gim str 104 zad 14 od c)

zad c)y-xkwadrat=4

y+xkwadrat=12

d)x-pierwiastek y=0

x+pierwiastek y =8

e)

(x-y)do 17=0

x+y=10

f)x(x+y)=o

x-y+10

proszę to na jutro


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