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Δ=4+12=16
√Δ=4
a₁=2+4/6=1
a₂=2-4/6=-1/3
3(a-1)(a+1/3)
2m²-m-3=0
Δ=1+24=25
√Δ=5
m₁=1+5/4=3/2=1i1/2
m₂=1-5/4=-1
2(m-1i1/2)(m+1)
Δ=b²-4ac=4+12=16
√Δ=4
a₁=(-b-√Δ):2a=(2-4):6=-⅓
a₂=(2+4):6=1⅓
postac iloczynowa:
y=a(x-x₁)(x-x₂)
a=3
3(x+⅓)(x-1⅓)=0
(3x+1)(3x-4)=0
2]
2m²-m-3=0
Δ=1+24=25
√Δ=5
m₁=(1+5):4=1,5
m₂=(1-5):4=-1
a=2
postac iloczynowa:
2(x-1,5)(x+1)=0
(2x-3)(2x+2)=0