September 2018 1 19 Report

Prosze o rozwiazanie ;) ;*

zad.1

rozwiaz rownanie

a) 2x (x+1)= 2x do kwadratu + 4

x musi wyjsc 2

b) (x-1)(x+2)= x do kwadratu + 5

x musi wyjsc 7

c) (x+2)(x-1)= x do kwadratu + 5

x musi wyjsc 7

d) (x-5)(x-10)= x(x+5)

x musi wyjsc 2.5


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