September 2018 1 29 Report

Rozwiąż równania:

a) 3x kwadrat + 5x =2

b) 2x kwadrat + 3x +8 = 0

c) 5x-3= 2x kwadrat

d) 5x kwadrat= 2-9x

e) -x kwadrat+3x=5

f) 2x kwadrat- 1 i 2/3 x - 1 i 1/3= 0

g) 5,5-1-4,5x kwadrat=0

h) 0,5x kwadrat- 1,3 - 3/5 = 0


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