PILNE!! ROZIWĄŻ RÓWNANIE
X² + 2x - 8 = 0
Δ=4+32=36
x=(-2-6):2= -4 v x=(-2+6):2= 2
Odp. x=-4 lub x=2
x²+2x-8=0
a=1 b=2 c=-8
Δ=4-(-32)=36
√Δ=√36=6
x₁=-2-6/2=-4
x₂=-2+6/2=2
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Δ=4+32=36
x=(-2-6):2= -4 v x=(-2+6):2= 2
Odp. x=-4 lub x=2
x²+2x-8=0
a=1 b=2 c=-8
Δ=4-(-32)=36
√Δ=√36=6
x₁=-2-6/2=-4
x₂=-2+6/2=2