" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x∈(-2;0)U(3;∞)
c)
x∈(-∞;-3)U(-2;2)
b)
x₁=-2; x₂=1-√3 x₃=1+√3
a)
x₁=0; x₂=(6-2√105):6; x₃=(6+2√105):6
3x²-6x-32=0
Δ=36-4*3(-32)=36+384=420
√Δ=√420
x₁=(6-√420):6
x₂=(6+√420):6
x³-6x=4
W(-2)=0
x₁=-2; x₂=1-√3 x₃=1+√3
(x+3)(x²-4)<0
(x+3)(x-2)(x+2)<0
x=-3 v x=2 v x=-2
x∈(-∞,-3)u (-2,2)
x(x²-x-6)>0
x=0 v Δ=25
x=0 v x₁=-2 v x₂=3
x∈(-2;0)U(3;∞)