" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
D=R-{0}
x^4+3x³-x²-3x≤0
x(x³+3x²-x-3)≤0
x[x²(x+3)-(x+3)]≤0
x(x²-1)(x+3)≤0
x(x-1)(x+1)(x+3)≤0
x∈<-3,-1>u(0,1>
(Wykres w załączniku)