" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Δ=(-1)²-(-12*1*4)
Δ=49
Δ>0 nierówność ma dwa rozwiązania
x=√49+1/1*2 v x=1-√49/1*2
x=4 v x= -3
xE<-3:4>