4x=3x²+40
Ile wynosi x ??
3x kwadrat- 4x + 40=0
delta= 16-4*3*40
delta= 16-480
delta= -464
brak rozwiązań
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3x kwadrat- 4x + 40=0
delta= 16-4*3*40
delta= 16-480
delta= -464
brak rozwiązań